sighvsslightConfusable pair

Quick tell: sigh is a verb, slight is an adjective, so they fill different roles in a sentence.

Which to use

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

#7,742
“sigh” frequency rank
#4,982
“slight” frequency rank
12724
confusion score

Side-by-Side Comparison

Feature sigh slight
Definition To inhale a larger quantity of air than usual, and immediately expel it; to make a deep single audible respiration, especially as the result or involuntary expression of fatigue, exhaustion, grief, sorrow, frustration, or the like. Minor; small in amount

Where the eye mixes sigh and slight

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

4 ch
sigh
6 ch
slight

Look-alike desk: sigh vs slight

These two trip readers on the page rather than in the ear: sigh is /saɪ/ while slight is /slaɪt/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 12724, derived from the frequency rank of both members and their visual similarity.

sigh is recorded at frequency rank #7,742, classified as averb, pronounced /saɪ/. slight is at rank #4,982, tagged as anadj, pronounced /slaɪt/.

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 12724, this pair ranks #479,898 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of sigh vs slight

Shared letters: ghis. Private to "sigh": -. Private to "slight": lt.

"sigh" · 4 letters · shape CVCC  ·  "slight" · 6 letters · shape CCVCCC

Known mistypes of this pair

  • sighisgh · sgih · siggh · sighh · sihg · ssigh
  • slightlsight · silght · slgiht · sligght · slighht · slightt · sligth · slihgt

Frequently Asked Questions

Can "sigh" and "slight" be used interchangeably?
No - they are not even the same part of speech. "sigh" is a verb and "slight" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sigh" or "slight"?
"slight" is the more common of the two: it sits at frequency rank #4,982 in our English list, against #7,742 for "sigh". 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 "sigh" and "slight" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "sigh" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "slight" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #479,898 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sigh" and "slight" also get mixed up with nearby pairs, the highest-scored neighbour is "Sif vs sigh". 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 #479,898 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