Notion Notion synonyms opinion notion and opinion belief notion and belief impression notion and impression view notion and view idea notion and idea concept notion and concept conception notion and conception whim notion and whim thought notion and thought feeling notion and feeling Full list of synonyms (1244) Notion antonyms truth notion and truth need notion and need reality notion and reality actuality notion and actuality fact notion and fact concrete notion and concrete being notion and being misunderstanding notion and misunderstanding stupidity notion and stupidity ignorance notion and ignorance Full list of antonyms (12) Share this picture Share this image Share this picture Share this image