stiffen

Từ điển WordNet v3.1 - WordNet Dictionary

verb

1. become stiff or stiffer (Freq. 11)
- He stiffened when he saw his boss enter the room
• Ant:
loosen
• Derivationally related forms:
stiffening
• Hypernyms:
change
• Hyponyms:
rigidify
• Verb Frames:
- Something ----s
- Somebody ----s
2. make stiff or stiffer (Freq. 2)
- Stiffen the cream by adding gelatine
• Ant:
loosen
• Derivationally related forms:
stiffener, stiffening
• Hypernyms:
change, alter, modify
• Hyponyms:
starch, buckram, rigidify, ossify, petrify
• Verb Frames:
- Somebody ----s something
- Something ----s something
3. restrict
- Tighten the rules
- stiffen the regulations
• Syn:
tighten, tighten up, constrain
• Hypernyms:
restrict, restrain, trammel, limit, bound,
confine, throttle
• Verb Frames:
- Somebody ----s something

• Từ đồng nghĩa / Synonyms:
  tighten, tighten up, constrain
• Từ trái nghĩa / Antonyms:
  loosen, loose, relax