Synonyms for Spent:

adj.

all (adjective)
exhausted.
consumed (adjective)
depleted, expended, consumed, devoured, dissipated, exhausted.
used up, gone; tired out (adjective)
dead, exhausted, weary, fagged, finished, wearied, depleted, Disbursed, drained, wasted, dissipated, consumed, bleary, used, expended, all in, lost, dog-tired, bushed, ready to drop.

n.

futile, faulty, worthless, inefficient, useless, defective, ineffective, pointless, pathetic, purposeless. finished. bushed, Weariful, done in, worn down, all in, drained, wearied, tired out, health, weary, bleary, beat, dead, rundown, ready to drop. exhausted (noun)
wasted, done, lost.
spent (noun)
expended, exhausted, worn-out, fatigued, washed-out, dog-tired, fagged, played out, gone, tired.
tired (noun)
dozy, on your last legs, sleepy, drowsy, run down.

v.

consumed (verb)
depleted, expended, consumed, devoured, dissipated, exhausted.
expended (verb)
splurged, squandered, Disbursed.

Other synonyms:

bushed, tired out, wearied, drained, worn down. bleary, done in, weary, rundown, Weariful. exhausted
dead.
squandered
wasted.
Other relevant words:
dog-tired, worn down, beat, faulty, rundown, pathetic, all in, worn-out, washed-out, futile, bleary, dead, bushed, defective, drained, used, finished, dozy, played out, Weariful, fatigued, ineffective, tired out, sleepy, done, tired, ready to drop, useless, done in, wearied, pointless, drowsy, health, lost, fagged, weary, purposeless, gone, consumed, worthless, inefficient, wasted.

Usage examples for spent

  1. So home and spent the evening with my wife in arithmetique, and so to supper and to bed. – Diary of Samuel Pepys, Complete Transcribed From The Shorthand Manuscript In The Pepysian Library Magdalene College Cambridge By The Rev. Mynors Bright by Samuel Pepys Commentator: Lord Braybrooke
  2. " Perhaps your life has not been, like mine, spent among them," he said. – Dora Thorne by Charlotte M. Braeme
  3. I spent an awful day at the hospital. – The Blue Germ by Martin Swayne