- donator: One who makes a donation or present.
- donee: A person to whom a donation is made.
- donor: One who makes a donation or present.
- dormant: Being in a state of or resembling sleep.
- doublet: One of a pair of like things.
- doubly: In twofold degree or extent.
- dowry: The property which a wife brings to her husband in marriage.
- drachma: A modern and an ancient Greek coin.
- dragnet: A net to be drawn along the bottom of the water.
- dragoon: In the British army, a cavalryman.
- drainage: The means of draining collectively, as a system of conduits, trenches, pipes, etc.
- dramatist: One who writes plays.
- dramatize: To relate or represent in a dramatic or theatrical manner.
- drastic: Acting vigorously.
- drought: Dry weather, especially when so long continued as to cause vegetation to wither.
- drowsy: Heavy with sleepiness.
- drudgery: Hard and constant work in any menial or dull occupation.
- dubious: Doubtful.
- duckling: A young duck.
- ductile: Capable of being drawn out, as into wire or a thread.
- duet: A composition for two voices or instruments.
- dun: To make a demand or repeated demands on for payment.
- duplex: Having two parts.
- duplicity: Double-dealing.
- durance: Confinement.
- duration: The period of time during which anything lasts.
- duteous: Showing submission to natural superiors.
- dutiable: Subject to a duty, especially a customs duty.
- dutiful: Obedient.
- dwindle: To diminish or become less.
- dyne: The force which, applied to a mass of one gram for 1 second, would give it a velocity of 1 cm/s.
- earnest: Ardent in spirit and speech.
- earthenware: Anything made of clay and baked in a kiln or dried in the sun.
- eatable: Edible.
- ebullient: Showing enthusiasm or exhilaration of feeling.
- eccentric: Peculiar.
- eccentricity: Idiosyncrasy.
- eclipse: The obstruction of a heavenly body by its entering into the shadow of another body.
- economize: To spend sparingly.
- ecstasy: Rapturous excitement or exaltation.
- ecstatic: Enraptured.
- edible: Suitable to be eaten.
- edict: That which is uttered or proclaimed by authority as a rule of action.
- edify: To build up, or strengthen, especially in morals or religion.
- editorial: An article in a periodical written by the editor and published as an official argument.
- educe: To draw out.
- efface: To obliterate.
- effect: A consequence.
- effective: Fit for a destined purpose.
- effectual: Efficient.