assessedvsassistedWhich spelling fits?

Which to use

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

#8,239
“assessed” frequency rank
#6,024
“assisted” frequency rank
14263
confusion score

Side-by-Side Comparison

Feature assessed assisted
Definition simple past and past participle of assess simple past and past participle of assist

Where the eye mixes assessed and assisted

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. assessed and assisted follow the identical consonant-vowel pattern (VCCVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

8 ch
assessed
8 ch
assisted

Why the eye confuses assessed with assisted

A purely visual mix-up. assessed (/əˈsɛst/) and assisted (/əˈsɪstɪd/) 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 14263, derived from the frequency rank of both members and their visual similarity.

assessed is recorded at frequency rank #8,239, classified as averb, pronounced /əˈsɛst/. assisted is at rank #6,024, tagged as averb, pronounced /əˈsɪstɪd/.

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 14263, this pair ranks #471,089 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of assessed vs assisted

Shared letters: ades. Private to "assessed": -. Private to "assisted": it.

"assessed" · 8 letters · shape VCCVCCVC  ·  "assisted" · 8 letters · shape VCCVCCVC

Known mistypes of this pair

  • assessed ← asessed · asesssed · assesed · assesesd · assessde · assessedd · asssesed · sasessed
  • assisted ← asissted · asisted · assisetd · assissted · assistde · assistedd · assistted · assitsed

Frequently Asked Questions

Is swapping "assessed" for "assisted" ever safe?
No. They are said differently (/əˈsɛst/ versus /əˈsɪstɪd/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "assessed" vs "assisted" - which ranks higher?
"assisted" is the more common of the two: it sits at frequency rank #6,024 in our English list, against #8,239 for "assessed". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "assessed" and "assisted" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "assessed" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "assisted" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #471,089 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "assessed" and "assisted" also get mixed up with nearby pairs, the highest-scored neighbour is "assessed vs assessor". 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 #471,089 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