Thesaurus

Synonyms for Frail include:

angry, anthropoid, anthropomorphic, anthropomorphous, arthritic, asthmatic, bad, blebby, blistery, bloated, bloodshot, breakable, brickle, brickly, brittle, cankerous, carbuncled, carbuncular, carious, caseous, chilblained, colicky, creaky, crumbly, cytomegalic, dainty, debile, decrepit, dehydrated, delicate, diseased, distended, dropsical, earthborn, edematous, enlarged, ethereal, exquisite, fallible, feeble, flatulent, foaming, foamy, fragile, frail, frangible, friable, frothing, gangrenous, gassy, gossamer, half-hardy, hominal, hominian, hominid, hominine, human, humanlike, icteric, ill, imperfect, infirm, inflamed, inflammatory, ingrowing, ingrown, intumescent, jaundiced, light-boned, light-handed, manlike, membrane-forming, membranous, mental, morbid, mortified, overdelicate, pastel, pathologic, pathological, pro-inflammatory, proinflammatory, puffed, puffy, rheumatic, rheumatoid, rheumy, rickety, sallow, sapless, short, sick, sickly, sore-eyed, splintery, subtle, sunburned, sunburnt, swollen, tender, tumescent, tumid, turgid, ulcerated, ulcerous, unfit, unhealthy, unsound, unwholesome, varicose, weak, weakly, wheezing, wheezy, windburned, windburnt, yellow

frail is a ADJ.