Synonyms:
brash, cheeky, nervy
Meaning: offensively bold; "a brash newcomer disputed the age-old rules for admission to the club"; "a nervy thing to say"
Synonyms:
nervy
Meaning: showing or requiring courage and contempt of danger; "the nervy feats of mountaineers"
Synonyms:
edgy, high-strung, highly_strung, jittery, jumpy, nervy, overstrung, restive, uptight
Meaning: being in a tense state