peculiar

Synonyms: appropriate diacritic diagnostic distinct distinctive endemic exclusive idiosyncratic individual intrinsic local particular personal private proper restricted special specific typical unique

Antonyms: abnormal uncharacteristic

Synonyms: abnormal bent creepy curious eccentric exceptional extraordinary flaky freakish freaky funny idiosyncratic kinky kooky oddball offbeat off-the-wall outlandish quaint queer singular strange uncommon unconventional uncustomary unusual wacky way-out weird wonderful

Antonyms: normal ordinary regular standard usual