downer

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a drug that reduces excitability and calms a person
• Syn:
sedative, sedative drug, depressant
• Derivationally related forms:
down, depressant (for: depressant), depress (for: depressant), sedative (for: sedative)
• Hypernyms:
medicine, medication, medicament, medicinal drug, drug of abuse, street drug
• Hyponyms:
chloral hydrate, glutethimide, Doriden, sedative-hypnotic, sedative-hypnotic drug

• Từ đồng nghĩa / Synonyms:
  polish, refine, fine-tune, knock down, cut down, push down, pull down, shoot down, land, devour, consume, go through, toss off, pop, bolt down, belt down, pour down, drink down, kill, downwards, downward, downwardly, depressed, down(p), down pat(p), mastered, down(a), downward(a), p
• Từ trái nghĩa / Antonyms:
  up, upwards, upward, upwardly