Dictionary.com
Thesaurus.com

anyone vs. anybody

anyone vs. anybody: What's the difference?

Anyone and anybody are very close synonyms. Anybody is perhaps slightly less formal, but it’s very common for the two to be used interchangeably.

[en-ee-wuhn, -wuhn] / ˈɛn iˌwʌn, -wən /

pronoun

  1. any person at all; anybody.

    Did anyone see the accident?

[en-ee-bod-ee, -buhd-ee] / ˈɛn iˌbɒd i, -ˌbʌd i /

pronoun

  1. any person.

noun

plural

anybodies
  1. a person of some importance.

    If you're anybody, you'll receive an invitation.

idioms

  1. anybody's guess, a matter of conjecture.

    It's anybody's guess why she quit.