monstrous
/ˈmɑnstɹəs/
"monstrous" is a 9-letter English headword indexed on PlainSpell.
The verdict
“monstrous” is a moderately-common English word, ranked #16,975 in English word frequency and used as an adjective.
- #16,975
- frequency rank, English
- 9
- letters
- 14
- tracked misspellings
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Hideous or frightful.
| Property | Value |
|---|---|
| Headword | monstrous |
| Language | English |
| Part of speech | Adjective |
| IPA | /ˈmɑnstɹəs/ |
| Letters | 9 |
| Frequency rank | #16,975 |
| Misspellings tracked | 14 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “monstrous” sits in English frequency
Spelling & Dictionary Insight
The English entry for monstrous is 9 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /ˈmɑnstɹəs/. Corpus data places it at rank #16,975 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 6 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 14 likely wrong-spelling variants for monstrous, with forms such as "mmonstrous", "mnostrous", and "monnstrous". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. Our dataset records no confusable match here, which tends to mean the word is visually distinctive enough to stand on its own.
Etymologically, the entry records: From Middle English monstrous, from Old French monstrueuse, monstrüos, from Latin mōnstrōsus. Compare monstruous. By surface analysis, monster + -ous. The correct English form is monstrous, spelled M-O-N-S-T-R-O-U-S.
Definition
- 1Hideous or frightful.
- 2Enormously large.
- 3Freakish or grotesque.
- 4Of, or relating to a mythical monster; full of monsters.
- 5Marvellous; exceedingly strange; fantastical.
- 6Disabled; crippled. (A severe slur used to describe persons with disabilities.)
Etymology
From Middle English monstrous, from Old French monstrueuse, monstrüos, from Latin mōnstrōsus. Compare monstruous. By surface analysis, monster + -ous.
Synonyms
This word in other languages
Common misspellings
Also misspelled as: mmonstrous,mnostrous,monnstrous,monsrtous,monsstrous,monstorus,monstrosu,monstrouss,monstrrous,monstruos,monsttrous,montsrous,mosntrous,omnstrous
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of monstrous - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.
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
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Using “monstrous”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is M-O-N-S-T-R-O-U-S - every other letter order is a misspelling in standard orthography.
- Say it as /ˈmɑnstɹəs/ (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.