What Is the Keyword Method?

The keyword method is a memory technique for learning new words in two steps. First, find a familiar word that sounds like part of the new word: the keyword. Second, picture a vivid scene in which the keyword and the new word's meaning interact. When you see the word later, the sound brings back the keyword, and the image brings back the meaning.

Origin

Richard Atkinson and Michael Raugh developed and tested the method at Stanford in the mid-1970s. In their 1975 study, English speakers learning Russian vocabulary with the keyword method recalled considerably more meanings than learners who used rote rehearsal. Hundreds of studies followed, with children and adults and with many languages. The method is one of the best-studied mnemonics for vocabulary.

How it works

1. Acoustic link: find a word in your own language that sounds like the new word or part of it.
2. Imagery link: create an image in which the keyword and the meaning are doing something together.
3. Retrieve: when you see the new word, recall the keyword, then the image, then the meaning.
4. Use and review: put the word in a sentence and review it with spaced practice until you no longer need the image.

The method combines sound-based and image-based encoding, a classic example of dual coding. It turns the arbitrary link between a word's form and meaning into a meaningful one.

Vocabulary examples

Why it matters for learning words

The keyword method targets the hardest early step: connecting an unfamiliar sound sequence to a meaning. It is especially useful when:

• the word is concrete and easy to picture,
• you need to learn a fixed list quickly (an exam list, technical terms),
• a word has failed several reviews and needs a stronger hook.

It also has well-known weaknesses. Dunlosky and colleagues (2013) rated the keyword mnemonic as having low overall utility in their review of study techniques: images take time to create, abstract words are hard to picture, and some studies found that keyword-learned words were forgotten faster over longer delays than the immediate results suggested. It mainly supports receptive knowledge (word to meaning); producing the word from the meaning is harder.

Keyword method vs method of loci

The two combine well: place each keyword image at a station in your memory palace.

Tips and common mistakes

• Make the meaning the star of the image. A cab and a horse standing side by side is weak; the horse inside the cab is strong.
• Generate your own keywords when you can; personal images tend to be more memorable, though supplied keywords help beginners.
• Do not skip pronunciation. Check how the word is actually said so the keyword does not distort it.
• Follow up with retrieval. Test yourself on the word over several days (active recall), and meet it in real sentences.
• Do not use it for every word. Most words can be learned through context and spaced review; save the method for stubborn ones.

For a broader toolkit, see how to remember new words.

Sources: Atkinson, R. C., & Raugh, M. R. (1975). An application of the mnemonic keyword method to the acquisition of a Russian vocabulary. Journal of Experimental Psychology: Human Learning and Memory. Dunlosky, J., et al. (2013). Psychological Science in the Public Interest.