Which to use
“predate” is a verb and “preface” is a noun - they look or sound alike but fill different roles in a sentence.
- #47,838
- “predate” frequency rank
- #17,448
- “preface” frequency rank
- 65286
- confusion score
Side-by-Side Comparison
| Feature | predate | preface |
|---|---|---|
| Definition | To designate a date earlier than the actual one; to move a date, appointment, event, or period of time to an earlier point (contrast "postdate".) | A beginning or introductory portion that comes before the main text of a document or book, typically serving to contextualize or explain the writing of the book and sometimes to acknowledge others' contributions; especially, such a discussion written by the work's own author. |
Where the eye mixes predate and preface
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Why the eye confuses predate with preface
These two trip readers on the page rather than in the ear: predate is /ˈpɹiːˌdeɪt/ while preface is /ˈpɹɛfəs/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 65286, derived from the frequency rank of both members and their visual similarity.
predate is recorded at frequency rank #47,838, classified as averb, pronounced /ˈpɹiːˌdeɪt/. preface is at rank #17,448, tagged as anoun, pronounced /ˈpɹɛfəs/.
Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.
With a confusion score of 65286, this pair ranks #73,517 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of predate vs preface
Shared letters: aepr. Private to "predate": dt. Private to "preface": cf.
"predate" · 7 letters · shape CCVCVCV · "preface" · 7 letters · shape CCVCVCV
Known mistypes of this pair
Frequently Asked Questions
Do "predate" and "preface" mean the same thing in a sentence?
Frequency check: "predate" vs "preface" - which ranks higher?
After this comparison
Eye-level mix-up between "predate" and "preface" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "predate" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "preface" - compare definitions side by side with the headword page. Word entry
- This pair ranks #73,517 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "predate" and "preface" also get mixed up with nearby pairs, the highest-scored neighbour is "predate vs prelate". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #73,517 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.