Main entry: indurate, harden
Definition: become hard or harder
Usage: The wax hardened
Antonyms: soften
Definition: become soft or softer
Main entry: harden, indurate
Definition: make hard or harder
Usage: The cold hardened the butter
Antonyms: soften
Definition: make soft or softer
Main entry: indurate, pachydermatous, callous
Definition: emotionally hardened
Usage: a callous indifference to suffering; cold-blooded and indurate to public opinion
Antonyms: sensitive
Definition: responsive to physical stimuli
Antonyms: sensitive
Definition: being susceptible to the attitudes, feelings, or circumstances of others