questionable
/ˈkwɛst͡ʃənəbl̩/
"questionable" is a 12-letter English headword indexed on PlainSpell.
The verdict
“questionable” is a regularly-used English word, ranked #9,945 in English word frequency and used as an adjective.
- #9,945
- frequency rank, English
- 12
- letters
- 18
- tracked misspellings
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Problematic; open to doubt or challenge.
| Property | Value |
|---|---|
| Headword | questionable |
| Language | English |
| Part of speech | Adjective |
| IPA | /ˈkwɛst͡ʃənəbl̩/ |
| Letters | 12 |
| Frequency rank | #9,945 |
| Misspellings tracked | 18 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “questionable” sits in English frequency
Spelling & Dictionary Insight
The English entry for questionable is 12 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /ˈkwɛst͡ʃənəbl̩/. Corpus data places it at rank #9,945 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 3 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 18 likely wrong-spelling variants for questionable, with forms such as "qeustionable", "qquestionable", and "quesitonable". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. We don't track a confusable pairing for this entry, which typically means the spelling is too distinctive to be mistaken for another word.
Etymologically, the entry records: From question + -able. The correct English form is questionable, spelled Q-U-E-S-T-I-O-N-A-B-L-E.
Definition
- 1Problematic; open to doubt or challenge.
- 2Of dubious respectability or morality.
- 3Inviting questions; inviting inquiry.
Etymology
From question + -able.
This word in other languages
Common misspellings
Also misspelled as: qeustionable,qquestionable,quesitonable,quesstionable,questinoable,questioanble,questionabble,questionabel,questionablle,questionalbe,questionbale,questionible,questionnable,questoinable,questtionable,quetsionable,qusetionable,uqestionable
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of questionable - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
How do you spell "questionable"?
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Using “questionable”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is Q-U-E-S-T-I-O-N-A-B-L-E - every other letter order is a misspelling in standard orthography.
- Say it as /ˈkwɛst͡ʃənəbl̩/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.