is a specific kind of: comfort, console, solace, soothe.

is a broader term that covers: lull | compose | appease, assuage, conciliate, gentle, gruntle, lenify, mollify, pacify, placate | assure, reassure.

is the opposite of: agitate, charge, charge up, commove, excite, rouse, turn on.

derivation: antianxiety agent, ataractic, ataractic agent, ataractic drug, tranquilizer, tranquilliser, tranquillizer | placidity, quiet, repose, serenity, tranquility, tranquillity | hush, still, stillness | letup, lull.

is a specific kind of: affect.

is a broader term that covers: hypnotise, hypnotize, mesmerise, mesmerize.

is the opposite of: arouse, brace, energise, energize, perk up, stimulate.

derivation: drugging, sedation | antianxiety agent, ataractic, ataractic agent, ataractic drug, tranquilizer, tranquilliser, tranquillizer | calm, calmness, composure, equanimity | ataractic, ataraxic, sedative, tranquilising, tranquilizing, tranquillising, tranquillizing.