The Oxford Thesaurus An A-Z Dictionary of Synonyms INTRO ...

--adj. 2 beaten, defeated, overwhelmed, subdued, worsted,
bested; affected, speechless, swept off one's feet, rendered
helpless, overpowered, moved, influenced, at a loss (for words),
Colloq bowled over: The victim's parents were overcome with
grief when the casualty list was published. Colin was too
overcome to speak at the award presentation.
overconfident
adj. 1 brash, arrogant, cocksure, cocky, brazen, hubristic,
swaggering, audacious, overbearing, vainglorious, Colloq pushy:
It is harmful for a sportsman's morale to be overconfident of
winning. 2 heedless, foolhardy, thoughtless, short-sighted,
hasty: Rock-climbers should not be overconfident and rely
entirely on their ropes.
overcritical
adj. supercritical, hypercritical, captious, carping, niggling,
cavilling, querulous, fault-finding, finicky, fussy,
hair-splitting, difficult, fastidious, harsh, severe, demanding,
exacting, small, small-minded, US and Canadian picayune, Colloq
picky, nit-picking, pernickety or US also persnickety: You
should not be overcritical of Maddy - she's only a child.
overcrowded
adj. jammed, packed, congested, populous, over-populous,
jam-packed, overpopulated; swarming, crawling, choked, packed to
the gunwales: The planet is becoming overcrowded. We squeezed
into an already overcrowded train.
overdo v. 1 carry to excess, overindulge, be intemperate, go or carry
to extremes, overact, exaggerate, carry or go too far,
overreach, not know when to stop, paint the lily, gild refined
gold, out-Herod Herod, Colloq go overboard, do to death, lay it
on thick, lay it on with a trowel; go off the deep end:
Exercise a little judgement and try not to overdo it. 2
overwork, do too much, overtax, exhaust, fatigue, overload,
overburden, Colloq bite off more than one can chew, burn the
candle at both ends: Don't overdo it or you'll feel the results
tomorrow.
overdue adj. late, tardy, behindhand, behind, unpunctual, belated, US
past due: As it is now December, payment is long overdue. I've