Taciturn
Reserved; uncommunicative
Sardonic
Grimly mocking; cynical
Trite
Lacking originality or freshness; overused
Insidious
Proceeding in a gradual, subtle way, but with harmful effects
Voracious
Gluttonous; extremely greedy; insatiable
Abhor
Hate
Disparate
Essentially different in kind; not allowing comparison
Placid
Calm; peaceful
Egregious
Conspicuously bad
Peruse
Examine or read thoroughly and carefully