propylene
"propylene" is a 9-letter English headword indexed on PlainSpell.
The verdict
“propylene” has 14 generated spelling variants in the English index at frequency #47,274. The variants make it a useful spelling check.
- #47,274
- frequency rank, English
- 46,516
- “P” headwords
- 14
- tracked misspellings
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The organic chemical compound propene. An alkene which is a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula C₃H₆.
| Property | Value |
|---|---|
| Headword | propylene |
| Language | English |
| Part of speech | Noun |
| Letters | 9 |
| Frequency rank | #47,274 |
| Misspellings tracked | 14 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “propylene” sits in English frequency
A misspelling magnet
The generator records 14 spelling variants around propylene, anoun. Corpus frequency is #47,274 among 46,516 “P” headwords. Dominant gloss: "The organic chemical compound propene. An alkene which is a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula C₃H₆.".
Our generated misspelling index lists 14 likely wrong-spelling variants for propylene, with forms such as "porpylene", "ppropylene", and "proplyene". 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 usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: Coined by John Williams Reynolds in 1851, from French propionique + -ylene The correct English form is propylene, spelled P-R-O-P-Y-L-E-N-E.
Definition
- 1The organic chemical compound propene. An alkene which is a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula C₃H₆.
Etymology
Coined by John Williams Reynolds in 1851, from French propionique + -ylene
Synonyms
This word in other languages
Common misspellings
Also misspelled as:
- porpylene
- ppropylene
- proplyene
- proppylene
- propyelne
- propyleen
- propylenne
- propyllene
- propylnee
- propyylene
- proyplene
- prpoylene
- prropylene
- rpopylene
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of propylene - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.
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 “propylene”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is P-R-O-P-Y-L-E-N-E - every other letter order is a misspelling in standard orthography.
- Browse more English words and confusable pairs in the same reference. English words
Same frequency band
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.