coarsen

Từ điển WordNet v3.1 - WordNet Dictionary

verb

1. make or become coarse or coarser
- coarsen the surface
- Their minds coarsened
• Hypernyms:
change, alter, modify
• Verb Frames:
- Somebody ----s something
- Something ----s something
2. make less subtle or refined
- coarsen one's ideals
• Hypernyms:
change, alter, modify
• Verb Frames:
- Somebody ----s something
- Something ----s something