preflight
"preflight" is a 9-letter English headword indexed on PlainSpell.
The verdict
“preflight” is uncommon English (frequency #87,701 among 46,516 “P” headwords), classed as an adjective. The kind of spelling people second-guess.
- #87,701
- frequency rank, English
- 46,516
- “P” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Taking place before the start of a flight.
| Property | Value |
|---|---|
| Headword | preflight |
| Language | English |
| Part of speech | Adjective |
| Letters | 9 |
| Frequency rank | #87,701 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “preflight” sits in English frequency
Rare enough to double-check
preflight is uncommon English at frequency #87,701 among 46,516 “P” headwords, classed as anadjective. Rarity is why readers land here mid-draft. 2 senses are on record.
We couldn't generate a plausible misspelling set for preflight, suggesting the orthography follows predictable English patterns. It is not paired with a close-neighbour confusable in our dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: From pre- + flight. The correct English form is preflight, spelled P-R-E-F-L-I-G-H-T.
Definition
- 1Taking place before the start of a flight.
- 2Serving to confirm that requests can be accepted, before sending an actual request.
Etymology
From pre- + flight.
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 “preflight”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is P-R-E-F-L-I-G-H-T - every other letter order is a misspelling in standard orthography.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English words near this rank
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.