unusual Synonyms

strange puzzling subito sudden sui generis supernatural surprising unaccountable unaccustomed uncanny uncommon unearthly unexpected unforgettable unfrequent unheard-of unique sporadic splasher quaint queer quint quirky rare recherche remarkable revolutionary rum rummy scarce seldom singular some sparse special unnatural unparalleled spooky newsworthy nonstandard untraditional unconventional one-of-a-kind out of the ordinary unfamiliar off-center off the beaten path off the beaten track out of this world phantasmagorical