Synonyms to under a strain

taut, all ataunto, anxious, apprehensive, ataunt, bungup and bilge-free, close, dragged out, drawn, drawn out, elongated, extended, firm, in suspense, in trim, keyed-up, lengthened, neat, on edge, on tenterhooks, on tiptoe, orderly, pokerlike, prolongated, prolonged, protracted, pulled, quivering, ramrodlike, renitent, rigid, rodlike, shipshape, smart, spruce, spun out, starched, starchy, stiff, stiff as buckram, straggling, strained, stretched, stretched out, stretched tight, strung out, tense, tidy, tight, trig, trim, unrelaxed, uptight, virgate, with bated breath, with muscles tense, accented, agitated, all-overish, alveolar, antsy, anxioused up, aorist, apical, apico-alveolar, apico-dental, articulated, assimilated, back, barytone, bilabial, bothered, brace, broad, cacuminal, central, cerebral, checked, chill, chilly, chronology, cold, concerned, consonant, consonantal, continuant, continue, continuity, cool, dental, disaccordant, disquieted, disquieting, dissimilated, distressed, distressing, disturbed, disturbing, dorsal, drag out, draw, draw