plug-in
/ˈplʌɡ.ɪn/
"plug-in" is a 6-letter English headword indexed on PlainSpell.
The verdict
“plug-in” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 7
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Designed to be plugged into an electrical power outlet or circuit.
Corpus desk
Index EN-plug-in · plug-in · English
plug-in · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-LONG 7 letters
- VOW-2 2 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 | plug-in |
| Language | English |
| Part of speech | Adjective |
| IPA | /ˈplʌɡ.ɪn/ |
| Letters | 7 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “plug-in” in English
Rare enough to double-check
plug-in is uncommon English outside the top frequency list, classed as anadjective, transcribed /ˈplʌɡ.ɪn/. Rarity is why readers land here mid-draft. 2 senses are on record.
No generated misspelling entries exist for plug-in in our index, a straightforward case of a spelling with little room for common typos. Our confusable-pair dataset has no match for it, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: Deverbal from plug in. The correct English form is plug-in, spelled P-L-U-G---I-N.
Definition
- 1Designed to be plugged into an electrical power outlet or circuit.
- 2Able to be extended with further components in a modular fashion.
Etymology
Deverbal from plug in.
Antonyms
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.