Synonyms for Overcome:

adj.

defeated (adjective)
beaten, Whipped.
dejected (adjective)
pensive, melancholy, despondent, miserable, disheartened, contemplative, plaintive, dreary, morose, dolorous, downhearted, sad, lachrymose, grim, heartbroken, disconsolate, blue, anguished, anxious, sullen, mournful, dejected, woeful, wistful, moody, despairing, joyless, glum, discouraged, dispirited, depressed, gloomy.
grief-stricken (adjective)
anguished.
helpless (adjective)
prostrate.
overwhelmed; visibly moved (adjective)
defeated, swamped, beaten, overthrown, conquered.

n.

shrug off, carry off, cope, get through, work out, handle, manage. knock out, ace, best, lick, prevail against, smash, trim. spread, infect, develop, engulf, go around, pass on, transmit, carry, communicate, affect, give, prostrate, cause. overcome (noun)
defeated, overpower, sweep over, overwhelmed, flooded, swamped, overthrown, overtake, beaten, weak, routed, get the best, overpowered, whelm, powerless, conquered, have the best, overwhelm, engulfed, vanquished, inundated.
seized (noun)
held.

v.

beat, defeat (verb)
best, lick, master, overwhelm, whelm, win, prevail, surmount, prostrate, subdue, vanquish, crush, overthrow, overpower, conquer.
defeat (verb)
trounce, overpower, outplay, conquer, predominate, subdue, outdo, defeat, whip, foil, beat, humble, crush, trump, quell, overturn, rout, master, subject, capture, checkmate, overthrow, vanquish.
defeated (verb)
vanquished, crushed, defeated, Subjected, beaten, foiled, Trounced, Whipped, routed, overthrown, conquered, subdued, Checkmated, Predominated, Overthrew, outdone, overturned, outplayed, humbled, Trumped, mastered, Captured, quelled, overpowered, Outdid.
dominate (verb)
rule, lord, command, better, oppress, subordinate, control, oversee, preside.
dominated (verb)
Presided, Commanded, Overseen, oppressed, Subordinated, controlled, Oversaw, Lorded, Bettered, ruled.
succeed (verb)
surmount, fulfill, consummate, dominate, win, prevail, triumph, achieve, attain, accomplish, earn, succeed, ascend.
succeeded (verb)
Triumphed, dominated, Achieved, attained, Succeeded, fulfilled, accomplished, earned, won, Ascended, Prevailed, consummated, surmounted, Overcame.

Other synonyms:

shrug off, handle, work out, carry off, manage, cope. engulf, get through. lick, smash. knock out. trim. defenseless
prostrate.
overwhelmed
overwhelmed.
worst
best.
Other relevant words:
sweep over, best, prevail against, cause, get the best, swamped, trim, whelm, flooded, transmit, engulf, engulfed, ace, overwhelmed, powerless, weak, overwhelm, have the best, carry off, manage, cope, held, communicate, prostrate, spread, develop, overtake, handle, give, inundated, lick, carry, infect, smash, affect.

Usage examples for overcome

  1. He was quite aware of the difficulties we had to encounter, and fully determined to overcome them if possible. – Memoirs and Correspondence of Admiral Lord de Saumarez, Vol. I by Sir John Ross
  2. I wished sometimes to shake off all thought and feeling, but I learned that there was but one means to overcome the sensation of pain, and that was death- a state which I feared yet did not understand. – Frankenstein or The Modern Prometheus by Mary Wollstonecraft (Godwin) Shelley
  3. And again Ellen was overcome by tears. – A Country Doctor and Selected Stories and Sketches by Sarah Orne Jewett