cisvscutConfusable pair

Quick tell: cis is a adjective, cut is a verb, so they fill different roles in a sentence.

Which to use

“cis” is an adjective and “cut” is a verb - they look or sound alike but fill different roles in a sentence.

#13,115
“cis” frequency rank
#569
“cut” frequency rank
13684
confusion score

Side-by-Side Comparison

Feature cis cut
Definition Having two mutations on two genes on the same chromosome of a homologous pair. To incise, to cut into the surface of something.

Where the eye mixes cis and cut

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
cis
3 ch
cut

Why the eye confuses cis with cut

These two trip readers on the page rather than in the ear: cis is /sɪs/ while cut is /kʌt/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 13684, derived from the frequency rank of both members and their visual similarity.

cis is recorded at frequency rank #13,115, classified as anadj, pronounced /sɪs/. cut is at rank #569, tagged as averb, pronounced /kʌt/.

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 13684, this pair ranks #474,406 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of cis vs cut

Shared letters: c. Private to "cis": is. Private to "cut": tu.

"cis" · 3 letters · shape CVC  ·  "cut" · 3 letters · shape CVC

Frequently Asked Questions

Can "cis" and "cut" be used interchangeably?
No - they are not even the same part of speech. "cis" is an adjective and "cut" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "cis" vs "cut" - which ranks higher?
"cut" is the more common of the two: it sits at frequency rank #569 in our English list, against #13,115 for "cis". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "cis" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cut" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #474,406 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "cis" and "cut" also get mixed up with nearby pairs, the highest-scored neighbour is "cis vs Crist". Nearby pair

Confusion rank #474,406 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