per annum
"per-annum" is a 8-letter English headword indexed on PlainSpell.
The verdict
“per annum” is uncommon English (outside the top frequency list), classed as a prep_phrase. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 9
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - In a year.
Corpus desk
Index EN-per-annum · per annum · English
per annum · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-LONG 9 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "P" thin
- PHOTO-UNK Peer pending
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
| Property | Value |
|---|---|
| Headword | per annum |
| Language | English |
| Part of speech | Prep_phrase |
| Letters | 9 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “per annum” in English
Rare enough to double-check
per annum is uncommon English outside the top frequency list, classed as aprep_phrase. Rarity is why readers land here mid-draft. 2 senses are on record.
per annum has no tracked misspelling variants, a straightforward case of a spelling with little room for common typos. We don't track a confusable pairing for this entry, since its spelling is unusual enough that it doesn't cluster with a lookalike.
Etymologically, the entry records: Borrowed from Late Latin per annum, English from the 16th century. The correct English form is per annum, spelled P-E-R- -A-N-N-U-M.
Definition
- 1In a year.
- 2For a year.
Recorded use
Wiktionary exampleThese source excerpts show how per annum appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Areas of no more than ten acres of crown land may be granted as bee-arms on annual licenses, the rent being one shilling an acre per annum.
Etymology
Borrowed from Late Latin per annum, English from the 16th century.
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.