Punchy

Adjective

 * 1) Having a punch; effective; forceful; spirited; vigorous.
 * 2)  Being over-reactive to routine events.
 * 3) Behaving or appearing punch drunk
 * I was so sleep deprived I was starting to get punchy.
 * 1)  A term used by Nordic skiers (especially skate skiers) to describe groomed snow that does not support the weight of a skier, especially when the skier’s weight is all on one ski. The term refers to the undesirable event of a ski punching through the surface of the snow, probably causing the skier to fall. The snow on a ski trail is most likely to be punchy on the day following a moderate or heavy snow storm.

Thesaurus
acid, bedazzled, biting, corrosive, cutting, dazed, dazzled, dopey, driving, effective, forceful, forcible, groggy, gutsy, imperative, impressive, in a daze, incisive, knocked silly, mazed, mordant, nervous, penetrating, piercing, poignant, powerful, punch-drunk, sensational, silly, sinewed, sinewy, slaphappy, slashing, striking, strong, telling, trenchant, vigorous, vital, woozy

Derived terms

 * punchily
 * punchiness