Which vocabulary word means, "trifling; petty; worthless"?

Which vocabulary word means, "act of showing off learning in a manner that is needless and unimaginative"?

Which vocabulary word means, "peaceful, calm"?

Which vocabulary word means, "to make impossible"?

Which vocabulary word means, "land or rock projecting into a body of water"?

Which vocabulary word means, "to completely destroy"?

Which vocabulary word means, "nonreligious, worldly"?

Which vocabulary word means, "having no motion, showing little change"?

Which vocabulary word means, "a keen sense for what is appropriate or tasteful in delicate situations"?

Which vocabulary word means, "sluggish, inactive, dull"?

Which vocabulary word means, "cleared of accusations or charges"?

Which vocabulary word means, "revengeful, spiteful"?