Abrasive
(adj.) causing irritation, harsh; grinding or wearing down; (n.) a substance used to smooth or polish
Acclimate
(v.) to adapt to a new climate, environment, or situation
Chagrin
(n.) irritation or humiliation caused by disappointment or frustration; (v.) to cause such a feeling
Complacent
(adj.) self-satisfied; overly content
Concur
(v.) to express agreement, approve
Defamation
(n.) slander or libel
Explicate
(v.) to make plain or clear, explain; to interpret
Fracas
(n.) a noisy quarrel or brawl
Grotesque
(adj.) unnatural, distorted; bizarre
Pandemonium
(n.) a wild uproar, din, or commotion
Raucous
(adj.) disagreeably harsh-sounding; disorderly
Receptive
(adj.) open and responsive to ideas or suggestions
Renounce
(v.) to give up or resign something
Repress
(v.) to hold back; to put down or check by force
Reticent
(adj.) not inclined to speak; reserved; reluctant
Savory
(adj.) tasty, appetizing; pungent or salty, not sweet; inoffensive, respectable
Somnolent
(adj.) sleepy, drowsy; inducing sleep
Vehement
(adj.) intense, forceful, powerful
Voluble
(adj.) characterized by a ready flow of words; glib, fluent
Zealous
(adj.) eager, earnest, devoted