[adj] not at ease or comfortable; "felt strange among so many important people"
[adj] not known before; "used many strange words"; "saw many strange faces in the crowd"; "don't let anyone unknown into the house"
[adj] being definitely out of the ordinary and unexpected; slightly odd or even a bit weird; "a strange exaltation that was indefinable"; "a strange fantastical mind"; "what a strange sense of humor she has"
[adj] being or from or characteristic of another place or part of the world; "alien customs"; "exotic plants in a greenhouse"; "moved to a strange country"
alien, antic, crazy, curious, eerie, eery, exotic, fantastic, fantastical, foreign, freaky, funny, gothic, grotesque, odd, oddish, other, peculiar, quaint, queer, rum, rummy, singular, uneasy, unfamiliar, unknown, unusual, weird