Optional alien Synonyms

Optional replaced

Definitions for Optional


  • (adjective) subject to one's freedom of choice
  • (adjective) possible but not necessary; left to personal choice

Synonyms for phrase

OA abbreviation

OA is an abbreviation for Optional Alien
What does OA stand for?
OA stands for "Optional Alien"

Alien replaced

Definitions for Alien


  • (adjective) being, relating to, or characteristic of a country other than one's own
  • (adjective) not being a vital part of or belonging to something
  • (verb) to cause to change from friendly or loving to unfriendly or uncaring