anomaly: unexpected
equivocal: not easily understood or explained
lucid: unambiguous
assuage: less intense
prodigal:
laudable: admirable
pedant: excessive display of learning, show off
vacillate: fluctuate
capricious: temperamental
engender: generate, provoke
loquacious: talkative
apathy: lack of enthusiasm
corroborate: confirm, verify, authenticate
ephemeral: transitory, momentary
laconic: use a few words