sleuthvsslouchWhich spelling fits?

Which to use

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

#45,664
“sleuth” frequency rank
#41,888
“slouch” frequency rank
87552
confusion score

Side-by-Side Comparison

Feature sleuth slouch
Definition A detective. A hanging down of the head; a drooping posture; a limp appearance

Where the eye mixes sleuth and slouch

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

6 ch
sleuth
6 ch
slouch

Why the eye confuses sleuth with slouch

A purely visual mix-up. sleuth (/sluːθ/) and slouch (/slaʊt͡ʃ/) 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 87552, derived from the frequency rank of both members and their visual similarity.

sleuth is recorded at frequency rank #45,664, classified as anoun, pronounced /sluːθ/. slouch is at rank #41,888, tagged as anoun, pronounced /slaʊt͡ʃ/.

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 87552, this pair ranks #7,462 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of sleuth vs slouch

Shared letters: hlsu. Private to "sleuth": et. Private to "slouch": co.

"sleuth" · 6 letters · shape CCVVCC  ·  "slouch" · 6 letters · shape CCVVCC

Known mistypes of this pair

  • sleuthlseuth · seluth · sletuh · sleuht · sleuthh · sleutth · slleuth · slueth
  • slouchlsouch · sllouch · slocuh · sloucch · slouchh · slouhc · sluoch · soluch

Frequently Asked Questions

Can "sleuth" and "slouch" be used interchangeably?
No. They are said differently (/sluːθ/ versus /slaʊt͡ʃ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "sleuth" or "slouch" show up more?
"slouch" is the more common of the two: it sits at frequency rank #41,888 in our English list, against #45,664 for "sleuth". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "sleuth" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "slouch" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #7,462 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sleuth" and "slouch" also get mixed up with nearby pairs, the highest-scored neighbour is "scorch vs slouch". 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 #7,462 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