Synonyms of feeble in English:

feeble


See definition of feeble

adjective

1‘he was very old and feeble’

SYNONYMS
weak, weakly, weakened, puny, wasted, frail, infirm, delicate, sickly, ailing, unwell, poorly, failing, helpless, powerless, impotent, enfeebled, enervated, debilitated, incapacitated, effete
decrepit, doddering, doddery, tottering, tottery, shaky, trembling, trembly
Scottish shilpit
rare etiolated
ANTONYMS

strong

2‘this is a transparently feeble argument’

SYNONYMS
ineffective, ineffectual, unsuccessful, inadequate, unconvincing, implausible, unsatisfactory, poor, weak, inept, tame, paltry, shallow, thin, flimsy, insubstantial
futile, useless, profitless, fruitless
ANTONYMS

effective

3‘he's too feeble to stand up to his boss’

SYNONYMS
cowardly, craven, faint-hearted, spineless, spiritless, lily-livered, chicken-livered, pigeon-hearted
timid, timorous, fearful, unassertive, soft, weak, ineffective, ineffectual, inefficient, incompetent, inadequate, indecisive
informal wishy-washy, wimpy, sissy, sissified, gutless, weak-kneed, yellow, yellow-bellied, chicken
British informal wet
North American informal candy-assed
North American vulgar slang chickenshit
archaic poor-spirited
ANTONYMS

brave, forceful

4‘the lamp shed a feeble light’

SYNONYMS
faint, dim, weak, pale, soft, subdued, muted, indistinct, unclear, vague
informal wishy-washy
ANTONYMS

strong