instructvsinstructedWhat's the difference?

Which to use

“instruct” and “instructed” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#19,370
“instruct” frequency rank
#9,056
“instructed” frequency rank
28426
confusion score

Side-by-Side Comparison

Feature instruct instructed
Definition To teach by giving instructions. simple past and past participle of instruct

Where the eye mixes instruct and instructed

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence.

8 ch
instruct
10 ch
instructed

Look-alike desk: instruct vs instructed

A purely visual mix-up. instruct (/ɪnˈstɹʌkt/) and instructed (/ɪnˈstɹʌktɪd/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 extra letter(s) - “instruct” sits inside “instructed”. Our composite confusion score for this pair is 28426, derived from the frequency rank of both members and their visual similarity.

instruct is recorded at frequency rank #19,370, classified as averb, pronounced /ɪnˈstɹʌkt/. instructed is at rank #9,056, tagged as averb, pronounced /ɪnˈstɹʌktɪd/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 28426, this pair ranks #371,155 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of instruct vs instructed

Shared letters: cinrstu. Private to "instruct": -. Private to "instructed": de.

"instruct" · 8 letters · shape VCCCCVCC  ·  "instructed" · 10 letters · shape VCCCCVCCVC

Known mistypes of this pair

  • instructinnstruct · insrtuct · insstruct · instrcut · instrruct · instrucct · instructt · instrutc
  • instructedinnstructed · insrtucted · insstructed · instrcuted · instrructed · instruccted · instrucetd · instructde

Frequently Asked Questions

Is swapping "instruct" for "instructed" ever safe?
No. They are said differently (/ɪnˈstɹʌkt/ versus /ɪnˈstɹʌktɪd/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "instruct" or "instructed"?
"instructed" is the more common of the two: it sits at frequency rank #9,056 in our English list, against #19,370 for "instruct". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "instruct" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "instructed" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #371,155 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "instruct" and "instructed" also get mixed up with nearby pairs, the highest-scored neighbour is "instinct vs instruct". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #371,155 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list