to some (great or small) extent; "it was rather cold"; "the party was rather nice"; "the knife is rather dull"; "I rather regret that I cannot attend"; "He's rather good at playing the cello"; "he is kind of shy"
on the contrary; "rather than disappoint the children, he did two quick tricks before he left"; "he didn't call; rather (or instead), he wrote her a letter"; "used English terms instead of Latin ones"
a wrong action attributable to bad judgment or ignorance or inattention; "he made a bad mistake"; "she was quick to point out my errors"; "I could understand his English in spite of his grammatical faults"
an understanding of something that is not correct; "he wasn't going to admit his mistake"; "make no mistake about his intentions"; "there must be some misunderstanding--I don't have a sister"
identify incorrectly; "Don't mistake her for her twin sister"