piquant (
http://definr.com/piquant)
adj 1: having an agreeably pungent taste [syn:
savory,
savoury,
spicy,
zesty]
2: engagingly stimulating or provocative; "a piquant wit";
"salty language" [syn:
salty]
3: attracting or delighting; "an engaging frankness"; "a
piquant face with large appealing eyes" [syn:
engaging]