(a.) Stimulating to the taste; giving zest; tart; sharp; pungent; as, a piquant anecdote.

acerbic acid acrid agitating alluring appealing appetizing asperous astringent attractive beguiling bewitching biting bitter blandishing breathtaking cajoling captivating catching caustic challenging charged charismatic charming cliff-hanging coaxing come-hither coquettish cutting disquieting distracting disturbing electric enchanting encouraging energizing engaging enravishing enthralling enticing entrancing escharotic exciting exhilarating exotic fascinating fetching flirtatious galvanic galvanizing glamorous harsh heady heart-expanding heart-stirring heart-swelling heart-thrilling hypnotic impressive inflammatory interesting intoxicating intriguing inviting irresistible irritating jarring jolting juicy keen lively maddening mesmeric mind-blowing mordant mouth-watering moving nose-tickling overcoming overmastering overpowering overwhelming penetrating peppery peppy perturbing piercing poignant prepossessing prompting provocative provoking provoquant pungent racy ravishing readable rich rough rousing seducing seductive severe sharp siren sirenic snappy soul-stirring sour sparkling spellbinding spellful spicy spirit-stirring spirited stimulant stimulating stimulative stinging stirring striking succulent suspenseful suspensive taking tantalizing teasing telling tempting thought-challenging thought-inspiring thought-provoking thrilling thrilly tickling titillating titillative trenchant troubling unsettling upsetting vitriolic vivacious winning winsome witching zesty