373. Descry, Detect

Descry: Catch sight of
Detect: Discover

374. Despot, Tyrant

Despot: Absolute ruler
Tyrant: Cruel ruler

375. Deter, Discourage

Deter: Prevent action
Discourage: Cause reluctance

376. Diligence, Industry

Diligence: Careful work
Industry: Hard work

377. Disdain, Contempt

Disdain: Feeling of scorn
Contempt: Disrespect

378. Disparate, Distinct

Distinct: Separate

379. Dissever, Separate

Dissever: Divide
Separate: Set apart

380. Docile, Obedient

Docile: Easily taught
Obedient: Following commands

381. Dogged, Persistent

Persistent: Continuing firmly

382. Dubious, Doubtful

Dubious: Uncertain
Doubtful: Not sure

383. Ebullient, Cheerful

Cheerful: Happy

384. Eccentric, Unconventional

Eccentric: Odd
Unconventional: Not traditional