Adviser or advisor?
adviser is a noun meaning “One who advises”; advisor is a noun meaning “One who offers advice”. In written English (wordfreq, 2021 data) advisor is about as common as adviser.
What is the difference between adviser and advisor?
| adviser | advisor | |
|---|---|---|
| Part of speech | noun | noun |
| Meaning | One who advises | One who offers advice A xiangqi piece that is moved one point diagonally and confined within the palace |
| Example | none recorded | none recorded |
| Forms | advisers | advisors |
| Pronunciation | /ædˈvaɪ.zə(ɹ)/ /ædˈvaɪ.zɚ/ | /ædˈvaɪ.zə(ɹ)/ /ædˈvaɪ.zɚ/ /ædˈvɑɪ.zə(ɹ)/ |
| In writing | 8.7 times per million words | 10 times per million words |
Sources: adviser and advisor in the English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0); written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Every current meaning of adviser and advisor
adviser
- 1
One who advises
- 2
Ellipsis of class adviser
advisor
- 1
One who offers advice
- 2
A xiangqi piece that is moved one point diagonally and confined within the palace
Source: the English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0); obsolete, archaic, dialect and rare senses left out.
Which is more common, adviser or advisor?
adviser appears 8.7 times per million words; advisor 10 times per million words.
adviser 8.7 times per million wordsadvisor 10 times per million words
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).