impedevsimposeConfusable pair

Which to use

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

#24,197
“impede” frequency rank
#8,047
“impose” frequency rank
32244
confusion score

Side-by-Side Comparison

Feature impede impose
Definition To get in the way of; to hinder. To physically lay or place (something) on another thing; to deposit, to put, to set.

Where the eye mixes impede and impose

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. impede and impose follow the identical consonant-vowel pattern (VCCVCV). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
impede
6 ch
impose

Visual trap between impede and impose

A purely visual mix-up. impede (/ɪmˈpiːd/) and impose (/ɪmˈpəʊz/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 32244, derived from the frequency rank of both members and their visual similarity.

impede is recorded at frequency rank #24,197, classified as averb, pronounced /ɪmˈpiːd/. impose is at rank #8,047, tagged as averb, pronounced /ɪmˈpəʊz/.

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 32244, this pair ranks #339,471 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of impede vs impose

Shared letters: eimp. Private to "impede": d. Private to "impose": os.

"impede" · 6 letters · shape VCCVCV  ·  "impose" · 6 letters · shape VCCVCV

Known mistypes of this pair

  • impede ← imepde · immpede · impdee · impedde · impeed · imppede · ipmede · mipede
  • impose ← immpose · imopse · impoes · imposse · imppose · impsoe · ipmose · mipose

Frequently Asked Questions

Is swapping "impede" for "impose" ever safe?
No. They are said differently (/ɪmˈpiːd/ versus /ɪmˈpəʊz/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "impede" vs "impose" - which ranks higher?
"impose" is the more common of the two: it sits at frequency rank #8,047 in our English list, against #24,197 for "impede". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "impede" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "impose" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #339,471 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "impede" and "impose" also get mixed up with nearby pairs, the highest-scored neighbour is "impede vs implode". 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 #339,471 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