- Forbidding
- Ghastly
- Harsh
- Harsh, forbidding
- Horrible
- Merciless
- Stern
- biting in manner
- Bitter
- Bitter, astringent
- Caustic
- Crab mixed with ice is sharp and sour
- Harsh-tasting
- Sharp and forthright
- Bleak
- Cheerless
- Forbidding
- Grave
- Hard to steer away after seeing gold
- Harsh
- Harsh in manner
- Harsh-tasting
- Sour, bitter, and harsh to the taste, as unripe fruit; sharp
and harsh.
- Allowing no laxity
- Exacting, unsparing
- Grim
- Harsh
- Highly disciplined
- Precise; severe
- Rigorous