belligerent

aggressive, combative, disrespectful, warlike

benevolent

kindly, charitable, well-meaning, benign

feasible

possible, workable

grimace

strange/pained face

holocaust

• large scale destruction (fire, murder)

impervious

not able to penetrate, not affected or hurt

impetus

start, incentive, something that makes you move

jeopardy

danger, risk, peril

scrutinize

closely examine

tepid

luke warm, not interested