Mysteries of the brain

Why do we suddenly forget certain words? The "tip of the tongue" effect

You’re talking with friends, everything is flowing perfectly… but then it happens. The name of that actor from a classic movie, or even something as simple as a familiar word, suddenly disappears. You can almost feel it there, but you just can’t say it. And it’s not just you. This happens to everyone, and there’s even a name for it. It’s called the "tip-of-the-tongue" phenomenon, and here you'll discover why your brain does this and what you can do when it happens.

It’s probably happened to you, too: you’re seconds away from remembering a word, you can almost grab it, but it slips away. That frustrating mental pause is called the "tip-of-the-tongue" (TOT) phenomenon, also known as lethologica.

According to cognitive neuroscience research published by the National Library of Medicine, it’s a temporary moment when a perfectly familiar word, one you absolutely know and understand, refuses to fully come forward in your mind and your mouth. In simple terms, your brain has the meaning, but can’t quite pull up the sound of the word.

If this happens to you often, don’t worry. The "tip-of-the-tongue" (TOT) effect is not a sign of a failing memory. Simply put, it’s not a malfunction; it’s more like a system getting momentarily crowded.

According to one of the theories that explains this phenomenon, you don’t forget words because you don’t know them, but because your brain knows too many words. When you try to pull out one specific term, other words can briefly "block it" from coming. The more you know, the more your brain has to sift through, and sometimes the right word gets momentarily stuck.

Sometimes you briefly forget a word simply because you haven’t used it in a while. If a term isn’t part of your regular conversation, the "path" to saying it isn’t as well-worn.

A widely accepted scientific explanation, known as the "Transmission Deficit Hypothesis", adds to this idea. It suggests that the brain can easily retrieve the meaning of a word, but has more difficulty pulling up its sound at the same time. Basically, you don’t lose the word itself; you just momentarily lose access to how to say it.

Among the words most often "affected" by the TOT, names of people and places tend to be the first to slip away. And that’s not a coincidence.

Unlike everyday words like "car" or "house," proper names have fewer mental connections. Each name is unique in sound and meaning, with almost no similar words to "pull" it into memory. In essence, common words are tied to a web of associations we use every day, while names are more isolated in the brain, making them harder to grab when you suddenly need them after a while.

It’s ironic, but the more you try to remember that word or name, the harder it becomes. And it’s not just a feeling; it’s something well documented.

The moment you realize you can’t recall it, a bit of frustration and anxiety naturally kicks in. According to psychology and cognitive neuroscience, stress can actually interfere with memory, as it further blocks the neural pathways to vocabulary. Often, the best way to get it back is simply relaxing and letting it go for a moment.

It seems that when you finally give up and decide to stop chasing the word because it just won’t come, out of nowhere, it suddenly pops into your head.

Since stress and frustration can block memory retrieval, the key is often to stop forcing it. The so-called "let it go" strategy is exactly that: shift your attention to something else, talk about a different topic, or simply move on as if it doesn’t matter. And then, when you least expect it, the word returns on its own.

The strategy of shifting your attention for a moment works surprisingly well, but it’s not the only trick that can help. There’s another simple method people often use when a word just won’t appear.

It’s called the "alphabet trick," a basic memory exercise where you slowly go through the letters of the alphabet, sometimes in your head, sometimes out loud, one by one. The idea is that the single sound of a letter can "trigger" the missing word. For example, if you’re trying to remember the name of Diane Keaton, by the time you reach "D," there’s a good chance it suddenly pops back in your mind.

And it’s not just the sound of the letters that can help you recover a forgotten word or name. You can also get there through its meaning.

When TOT happens, it’s often recommended to start circling the idea instead of chasing the exact word. Think of related terms, synonyms, or simply describe what you’re trying to name: what it does, what it looks like, where you heard it, or who you associate it with. All of those mental clues can guide your brain to the word you were looking for, often when you don’t try so hard to force it.

Another way to train your brain when it comes to vocabulary is simple, but powerful: challenge it regularly. How? Word games like crossword puzzles, Scattergories, or quick spelling challenges are not just fun, they’re real mental exercises. In fact, they can stimulate your recall even more than passive reading.

It may sound like a cliché, but it’s true. Every time you force your brain to search for meanings, patterns, or exact word forms, you’re essentially practicing for those TOT moments, so the next time a word disappears, your mind finds it faster.

Word games are great, there’s no doubt about it. However, when we talk about "exercise," we’re not just referring to mental workouts.

Science has shown a clear connection between aerobic activity, sleep quality, and how well the brain processes language. Staying physically active, moving throughout the day, and getting a solid night’s sleep all work together to support brain health, especially memory. So yes, if you take care of both mind and body, those frustrating "what is that word?" moments can become less frequent.

Deep roots

11 everyday words with indigenous roots

English is a very welcoming language in the sense that it incorporates terms from many other languages from all over the world. And, as it couldn’t be otherwise, Native American languages have lent many of their words and terms to English speakers. Some traveled through Spanish or French before settling into English, and others arrived directly through early contact and trade, helping shape the way we speak today. Did you know about these 11 terms?

The word "canoe" comes from the Taino term canoa, which was first used by Caribbean islanders long before Europeans arrived. Early explorers adopted it to describe the slim, sturdy boats they saw.

Over time, "canoe" became the standard English word for a small paddled craft. Today it still carries that sense of simplicity and closeness to nature.

The word "barbecue" comes from barbacoa, another Taino term for a wooden frame used for cooking meat over fire. Europeans adopted it and applied it to both the method and the gathering itself.

Today, "barbecue" means everything from a backyard cookout to a regional cooking style. Its origins highlight the deep culinary influence of Native Americans in the nation's current culture.

"Skunk" comes from the Algonquian word squnk, which means "urinating fox" (quite a fitting term, indeed). This was an obvious reference to the animal’s strong defensive spray. Early settlers adopted the term directly.

Since English had no better name for the creature, the Native word stuck. Today, the word skunks is also used as playful slang.

The word "moose" originates from Eastern Abenaki, a part of the Algonquian family, where it meant "he strips off bark." Yes, it described the animal’s habit of tearing bark from trees.

The name entered English quickly because settlers relied on Native knowledge of local fauna. The word remains unchanged because of its accuracy and usefulness.

"Raccoon" comes from the Powhatan word arakun, meaning "he scratches with his hands." It described the animal’s clever, humanlike front paws.

Settlers adopted the term because it captured the creature’s behavior beautifully. Today, the raccoon is used as a household symbol of curiosity, not unlike the animal itself.

The term "chipmunk" most probably comes from the Ojibwe word ajidamoo, which means "one who descends trees headfirst." Early English settlers adapted the sound into today’s form.

Though the spelling changed over time, the lively image of a chipmunk racing down a tree face-first stayed.

The word "caribou" comes from the Mi’kmaq term qalipu, which means "snow shoveler," referring to the animal’s habit of digging through snow for food.

French settlers brought the word into English, keeping its descriptive nature. The name still connects the modern animal to the winter landscapes it belongs to.

"Totem" comes from the Ojibwe word ototeman, which means "kinship group." It described symbols representing clans and shared roots.

English adopted it to describe carved poles and symbolic elements. Though broader in modern usage, it still hints at the original sense of community, identity, and heritage.

"Coyote" comes from the Nahuatl word coyōtl, which was used by Indigenous tribes of central Mexico. Spanish speakers adopted it, and English borrowed later.

The word kept its meaning, and it remains one of the most direct links between the English language and Nahuatl.

The tasty avocado’s name traces to the Nahuatl word ahacatl, which refers to the fruit and to a body part as well. Spanish speakers transformed it into aguacate.

Later on, English speakers adapted it to avocado. While the name sounds contemporary and culinary, it has ancient Native roots.

The last Nahuatl word and also the last word on the list comes from the term xocolātl, which describes a bitter cacao drink that was consumed long before Europeans arrived in America. The name traveled from Spanish to English.

Though the product changed dramatically, the word survived. Today, chocolate is a universal symbol of sweetness, with rich and deeply indigenous roots.