Englishnervousness
noun
as he ate, she found herself chattering away to him out of nervousness:
anxiety, edginess, tension, nervous tension, agitation, strain, stress, tenseness, worry, restlessness, jumpiness, apprehensiveness, apprehension, uneasiness, disquiet, fear, fearfulness, trepidation, perturbation, alarm;
British nerviness;
informal jitteriness, twitchiness, butterflies (in one's stomach), collywobbles, the jitters, the willies, the heebie-jeebies, the jumps, the shakes, jim-jams, the yips;
British, informal the (screaming) abdabs/habdabs;
Australian, rhyming slang Joe Blakes.
▷antonyms calmness.
nervousness Oxford Dictionary of English