trough

Spelling & Dictionary Insight

The English entry for trough is 6 letters long, classified as anoun, and transcribed in the International Phonetic Alphabet as /tɹɒf/. Corpus data places it at rank #16,606 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it.Wiktionary records 10 distinct senses for this headword, so context determines which meaning a reader should apply.

Our Hunspell-derived misspelling index lists 9 documented wrong-spelling variants for trough, with forms such as "rtough", "torugh", and "troguh". Each variant represents a distinct typo pattern that appears often enough in corpora to be worth flagging, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution.It also participates in 9 confusable-pair relationships, "truth", "trout", "troupe", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: PIE word *dóru From Middle English trogh, from Old English troh, trog (“a trough, tub, basin, vessel for containing liquids or other materials”), from Proto-West Germanic *trog, from Proto-Germanic *trugą, *trugaz, from Proto-Indo-European *drukós, enlarge… Root origin matters for spelling because borrowed morphemes (Greek, Latin, Old French, Old English) carry their source-language orthographic conventions into modern English, which is why historical etymology is often the cleanest predictor of whether a cluster like "-ough", "-eau", or "-tion" will appear. For readers arriving here from a spelling check, the authoritative guidance is: the correct English form is trough, spelled T-R-O-U-G-H, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.