very sharp, strong or severe
- Similar:
- sharp
- Opposite:
- blunt
Advanced level · 11+ exam standard
impair
verb
to damage something or make it weaker
The loud noise did impair her focus during the test.
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More body & health words
something that causes pain, illness or suffering
- Similar:
- trouble
- Opposite:
- blessing
to make pain or trouble less severe
- Similar:
- ease
- Opposite:
- aggravate
a medicine that stops the harm done by a poison
- Similar:
- remedy
- Opposite:
- poison
strong muscles and bodily power
- Similar:
- muscle
- Opposite:
- frailty
wildly excited or confused, often from fever
- Similar:
- wild
- Opposite:
- calm
causing death or leading to disaster
- Similar:
- deadly
- Opposite:
- benign
clean and free from germs, so it keeps people healthy
- Similar:
- sanitary
- Opposite:
- dirty