proliferous
"proliferous" is a 11-letter English headword indexed on PlainSpell.
The verdict
“proliferous” is outside the top-ranked English vocabulary, used as an adjective - the kind of word writers most often double-check.
- Unranked
- below top-frequency English
- 11
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Producing many offspring; prolific or proliferative.
| Property | Value |
|---|---|
| Headword | proliferous |
| Language | English |
| Part of speech | Adjective |
| Letters | 11 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “proliferous” sits in English frequency
Spelling & Dictionary Insight
The English entry for proliferous is 11 letters long, classified as an adjective. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. Wiktionary records 3 distinct senses for this headword, so context determines which meaning a reader should apply.
The misspelling generator found no plausible variants for proliferous, a sign its spelling follows regular English conventions. This headword has no recorded confusable partner, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From Latin prōlifer, from prōlēs (“offspring”) + -fer (“bearing”), + -ous. The correct English form is proliferous, spelled P-R-O-L-I-F-E-R-O-U-S.
Definition
- 1Producing many offspring; prolific or proliferative.
- 2Producing many buds or offshoots from leaves or flowers.
- 3Reproducing by budding.
Etymology
From Latin prōlifer, from prōlēs (“offspring”) + -fer (“bearing”), + -ous.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “proliferous”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is P-R-O-L-I-F-E-R-O-U-S - every other letter order is a misspelling in standard orthography.
- 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.