tense

Synonyms: close firm rigid stiff strained taut

Antonyms: limp limpid loose relaxed slack

Synonyms: agitated anxious apprehensive beside oneself bundle of nerves choked clutched concerned edgy excited fidgety fluttery high-strung hung up hyper in a tizzy jittery jumpy keyed up moved moving nerve-racking nervous nervous wreck on edge overanxious overwrought queasy restive restless shaky shot shot to pieces strained stressful strung out uneasy unnerved unquiet up the wall uptight white knuckled wired worried worrying wound up wreck

Antonyms: calm easy-going laidback relaxed uncaring