debilitated; exhausted, prostrate, Pathol, neurasthenic; unhealthy, diseased, morbose, unsound, under doctor's care; indisposed, confined, laid up, bedridden; handicapped, palsied, crippled, disabled, lame; paralyzed, paralytic, Pathol, paretic; tubercular, consumptive; senescent, senile, doting, decrepit; flagging, dropping, moribund, dying.
valiant, adj. 1. brave, courageous, valorous, heroic, hero-like, stout-hearted, lionhearted, greathearted; virile, manly, manful, gallant, chivalrous, chivalric; intrepid, fearless, unafraid, dauntless, dreadless, aweless, nervy, SI. gutsy, unblenching, unblenched, undaunted, undismayed, unappalled, unalarmed; bold, bold-spirited, daring, dashing, adventurous, audacious, rash, reckless; assured, self-assured, self-reliant, confident; pot-valorous, pot-valiant.
2. firm, resolute, indomitable, unconquerable, invincible, staunch, steadfast, stalwart, Archaic, stal-worth, doughty, sturdy, hardy; unflinching, unyielding, unswerving, unwavering, undeviating, unshrinking, unfaltering, unhesitating, unbending; mettlesome, plucky, gritty, game, spirited, red-blooded, Inf. spunky.
3. worthy, deserving, deserved, due, right, rightful, just, equitable; fit, fitting, befitting, suitable, appropriate, proper, seemly, becoming.
4. excellent, exemplary, sterling; admirable, praiseworthy, meritorious, commendable, laudable, estimable; honest, honorable, noble, reliable, trustworthy, reputable, respectable; upright, righteous, virtuous, good, decent, incorruptible, irreproachable.
valid, adj. 1. sound, solid, well-grounded, well-founded, reasonable, logical; factual, accurate, correct, truthful, veracious, Obs. veritable; warrantable, certifiable, authorizable; justifiable, vindicable, excusable, explainable, explicable, accountable.
2. just, equitable, fair, impartial, objective, unbiased; upright, honest, scrupulous; right, proper, appropriate, apt, fitting, meet.
3. effective, effectual, efficacious, forceful, forcible, powerful, potent, Literary, puissant, vigorous, strong; cogent, persuasive, convincing, believable, credible; conclusive, decisive, determining, definitive, final; substantiative, corroborative, corroboratory, sustaining.
4. authoritative, official, certified, licensed, accredited, validated, notarized, attested, endorsed; substantiated, documented, circumstantiated; scientific, tested, proven, verified, authenticated, confirmed, demonstrated, established, probative, probatory, (of wills) Law. probated; substantial, substantive, material, weighty, heavy, grave; significant, consequential, momentous, important; pertinent, apposite, to the point, applicable, relevant, related, relative, germane.
5. lawful, legal, licit, contitutional, statutory, by the book; sanctioned, authorized, warranted, approved, countenanced; dependable, supportable, provable, sustainable; obligatory, binding, contractual; legitimate, vested, rightful, real, actual, true, authentic, genuine, Inf. kosher.
validate, v. 1. verify, prove, establish; authenticate, document, circumstantiate, (of wills) Law. probate; confirm, substantiate, corroborate, sustain, uphold, support, back up.
2. legalize, legitimize, legitimatize, conform to the law, codify, make acceptable; legislate, enact, ordain, ratify, enter into the books; contitute, charter, institute, formalize, set up.
3. authorize, warrant, license, certify, notarize, visa; accredit, qualify, invest, empower, enable, entitle, capacitate; sanction, approve, give one's nod of approval, countenance; allow, permit, consent to, accept, agree to, vouchsafe, Chiefly U.S. approbate, Inf O.K.; endorse, attest or testify to, give one's stamp or seal of approval, set one's seal to, seal.