unselfish, concerned with the welfare of others.

S: selfless

A: selfish,self-centered

Assent

to express Agreement; Agreement

S:  concur, consent, accede

A:  disagree, differ, dissent

clemency

mercy, humaneness; mildness, moderateness

S: leniency, forbearance, gentleness

A: harshness, serverity, cruelty, inflexibility

dearth

a lack, scarity, inadequate supply; a famine

S: insufficiency, want, paucity

A: surplus, oversupply, glut, abundance

diffident

shy, lacking self-confidence; modest, reserved

S: timid, bashful,unassertive,withdrawn

A: bold, brash,audacious, self-confident,jaunity

discrepancy

a difference; a lack of agreement

plod

to walk heavily or slowly; to work slowly

remiss

neglectful in performance of one's duty, carelesss

pungent

causing a sharp sensation; stinging, biting

temerity

rashness, boldness

truculent

unfeigned

sincere, real, without pretense