troughvstroutWhat's the difference?

Which to use

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

#16,606
“trough” frequency rank
#9,974
“trout” frequency rank
26580
confusion score

Side-by-Side Comparison

Feature trough trout
Definition A long, narrow container, open on top, for feeding or watering animals. Any of several species of fish in Salmonidae, closely related to salmon, and distinguished by spawning more than once.

Where the eye mixes trough and trout

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

6 ch
trough
5 ch
trout

Spelling & Dictionary Insight

A purely visual mix-up. trough (/tɹɒf/) and trout (/tɹaʊt/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 26580, derived from the frequency rank of both members and their visual similarity.

trough is recorded at frequency rank #16,606, classified as anoun, pronounced /tɹɒf/. trout is at rank #9,974, tagged as anoun, pronounced /tɹaʊt/.

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 26580, this pair ranks #385,637 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of trough vs trout

Shared letters: ortu. Private to "trough": gh. Private to "trout": -.

"trough" · 6 letters · shape CCVVCC  ·  "trout" · 5 letters · shape CCVVC

Known mistypes of this pair

  • troughrtough · torugh · troguh · trouggh · troughh · trouhg · trrough · truogh
  • troutrtout · torut · trotu · troutt · trrout · truot · ttrout

Frequently Asked Questions

Can "trough" and "trout" be used interchangeably?
No. They are said differently (/tɹɒf/ versus /tɹaʊt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "trough" or "trout"?
"trout" is the more common of the two: it sits at frequency rank #9,974 in our English list, against #16,606 for "trough". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "trough" and "trout". Here's where to go from here.

  • Full dictionary entry for "trough" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "trout" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #385,637 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "trough" and "trout" also get mixed up with nearby pairs, the highest-scored neighbour is "trout vs tryst". 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

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list