sighvssleighTell them apart

Quick tell: sigh is a verb, sleigh is a noun, so they fill different roles in a sentence.

Which to use

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

#7,742
“sigh” frequency rank
#29,464
“sleigh” frequency rank
37206
confusion score

Side-by-Side Comparison

Feature sigh sleigh
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. A vehicle, generally pulled by an animal, which moves over snow or ice on runners, used for transporting persons or goods. (contrast "sled", which is smaller)

Where the eye mixes sigh and sleigh

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. sigh runs 4 letters (CVCC) against sleigh's 6 (CCVVCC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
sigh
6 ch
sleigh

Look-alike desk: sigh vs sleigh

These two trip readers on the page rather than in the ear: sigh is /saɪ/ while sleigh is /sleɪ/. 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 noun), which is usually the fastest check. Our composite confusion score for this pair is 37206, 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/. sleigh is at rank #29,464, tagged as anoun, pronounced /sleɪ/.

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 37206, this pair ranks #296,505 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sigh vs sleigh

Shared letters: ghis. Private to "sigh": -. Private to "sleigh": el.

"sigh" · 4 letters · shape CVCC  ·  "sleigh" · 6 letters · shape CCVVCC

Known mistypes of this pair

  • sighisgh · sgih · siggh · sighh · sihg · ssigh
  • sleighlseigh · seligh · slegih · sleiggh · sleighh · sleihg · sliegh · slleigh

Frequently Asked Questions

Can "sigh" and "sleigh" be used interchangeably?
No - they are not even the same part of speech. "sigh" is a verb and "sleigh" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "sigh" or "sleigh" show up more?
"sigh" is the more common of the two: it sits at frequency rank #7,742 in our English list, against #29,464 for "sleigh". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "sigh" and "sleigh" 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 "sleigh" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #296,505 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sigh" and "sleigh" also get mixed up with nearby pairs, the highest-scored neighbour is "sleigh vs sleuth". 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 #296,505 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