bug
Definition, pronunciation, etymology, and usage for the English word. Free spelling reference powered by Wiktionary.
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3 characters
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English
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Detailed reference entry for the English word "bug", 3-letters, with pronunciation in International Phonetic Alphabet notation, etymology traced through Germanic and Romance roots where applicable, common misspelling variants catalogued from Hunspell error dictionaries, and usage frequency ranked against the top 100,000 English words in the Wordfreq corpus. PlainSpell covers English, Spanish, Portuguese, French, and German spelling with confusable-pair detection that highlights visually and phonetically similar words. This entry for "bug" includes synonyms, antonyms, homophones, and cross-language translation pointers sourced from Wiktionary via the kaikki.org extract. Whether you are verifying the correct spelling of "bug" for academic writing, checking homophone confusion, or exploring etymological origins, this page provides a citation-backed, free reference that requires no sign-up.
bug is aEnglishnoun. It means: An insect of the order Hemiptera (the “true bugs”). Pronounced /bʌɡ/. It ranks #5,105 in English word frequency. Often confused with by and BW.
| Property | Value |
|---|---|
| Headword | bug |
| Language | English |
| Part of speech | Noun |
| IPA | /bʌɡ/ |
| Letters | 3 |
| Frequency rank | #5,105 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Frequency rank visualization
Spelling & Dictionary Insight
The English entry for bug is 3 letters long, classified as anoun, and transcribed in the International Phonetic Alphabet as /bʌɡ/. Corpus data places it at rank #5,105 in overall English word frequency, indicating it appears regularly in written and spoken text.Wiktionary records 27 distinct senses for this headword, so context determines which meaning a reader should apply.
No frequent misspelling variants are recorded for bug in our index, suggesting the orthography either follows predictable English patterns or the word is uncommon enough that typo corpora lack signal.It also participates in 20 confusable-pair relationships, "by", "BW", "BX", and more, where similar look or sound leads writers to substitute one word for another in context.
Etymologically, the entry records: First attested in this form around 1620 (referring to a “bedbug”), from earlier bugge (“beetle”), from Middle English bugge (“scarecrow, hobgoblin”) which is traced alternatively to: * a Celtic root found in Scots bogill (“goblin, bugbear”) and obsolete Wel… 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 bug, spelled B-U-G, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.
Definition
- 1An insect of the order Hemiptera (the “true bugs”).
- 2Any of various species of marine (saltwater or freshwater) crustaceans; e.g. a Moreton Bay bug, mudbug.
- 3Any insect, arachnid, or other terrestrial arthropod that is a pest.
- 4Any minibeast.
- 5Any minibeast.
- 6Any minibeast.
- 7A bedbug.
- 8A problem that needs fixing.
- 9A contagious illness, or a pathogen causing it.
- 10An enthusiasm for something; an obsession.
- 11A keen enthusiast or hobbyist.
- 12A concealed electronic eavesdropping or intercept device
- 13A small and usually invisible file (traditionally a single-pixel image) on a World Wide Web page, primarily used to track users.
- 14A lobster.
- 15A small, usually transparent or translucent image placed in a corner of a television program to identify the broadcasting network or cable channel.
- 16A manually positioned marker in flight instruments.
- 17A semi-automated telegraph key.
- 18Hobgoblin, scarecrow; anything that terrifies.
- 19HIV.
- 20A limited form of wild card in some variants of poker.
- 21A trilobite.
- 22Synonym of oil bug.
- 23An asterisk denoting an apprentice jockey's weight allowance.
- 24A young apprentice jockey.
- 25Synonym of union bug.
- 26A small piece of metal used in a slot machine to block certain winning combinations.
- 27A metal clip attached to the underside of a table, etc. to hold hidden cards, as a form of cheating.
Etymology
First attested in this form around 1620 (referring to a “bedbug”), from earlier bugge (“beetle”), from Middle English bugge (“scarecrow, hobgoblin”) which is traced alternatively to: * a Celtic root found in Scots bogill (“goblin, bugbear”) and obsolete Welsh bwg (“ghost, hobgoblin”); compare Welsh bwgwl (“threat, fear”) and Middle Irish bocanách (“supernatural being”). * Proto-Germanic *bugja- (“swollen up, thick”), from Proto-Indo-European *bʰew-, *bu- (“to swell”); compare Norwegian bugge (“big man”), dialectal Low German Bögge (“goblin, snot”). * or to a word related to buck and originally referring to a goat-shaped spectre. For the “insect” meaning the assonance with Middle English budde (“beetle”), from Old English budda, from Proto-Germanic *buddô, *buzdô, from the same ultimate source as above, might have played a role. Compare Low German Budde (“louse, grub”), Norwegian budda (“newborn domestic animal”). More at bud. But ultimately this convergence of meaning doesn't prove a conflation of the two terms; they might have existed in parallel since PIE times with similar meanings, even if unnoticed by literary sources. The term is used to refer to technical errors and problems at least as early as the 19th century, predating the commonly known story of a moth being caught in a computer.
This word in other languages
Frequency rank: #5,105 in English
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Nearby English words
Other entries that begin with the letter B in our English index: