callous

As a proper noun rude

is settlement in croatia, near zagreb.

As an adjective callous is

emotionally hardened; unfeeling and indifferent to the suffering/feelings of others.

As adjectives the difference between callous and calculated

is that callous is emotionally hardened; unfeeling and indifferent to the suffering/feelings of others while calculated is produced by calculation.

As a verb calculated is

(calculate).

As adjectives the difference between callous and glib

is that callous is emotionally hardened; unfeeling and indifferent to the suffering/feelings of others while glib is having a ready flow of words but lacking thought or understanding; superficial; shallow.

As a verb glib is

to make glib or glib can be (obsolete) to castrate; to geld; to emasculate.

As a noun glib is

(historical) a mass of matted hair worn down over the eyes, formerly worn in ireland.

As adjectives the difference between callous and thickskinned

is that callous is emotionally hardened; unfeeling and indifferent to the suffering/feelings of others while thickskinned is .

As an adjective callous

is emotionally hardened; unfeeling and indifferent to the suffering/feelings of others.

As adjectives the difference between callous and false

is that callous is emotionally hardened; unfeeling and indifferent to the suffering/feelings of others while false is (label) one of two states of a boolean variable; logic.

As an adjective callous

is emotionally hardened; unfeeling and indifferent to the suffering/feelings of others.

As a noun malice is

intention to harm or deprive in an illegal or immoral way desire to take pleasure in another's misfortune.

As adjectives the difference between callous and oppressive

is that callous is emotionally hardened; unfeeling and indifferent to the suffering/feelings of others while oppressive is burdensome or difficult to bear.

As adjectives the difference between callous and undefined

is that callous is emotionally hardened; unfeeling and indifferent to the suffering/feelings of others while undefined is lacking a definition or value.

As adjectives the difference between reserved and callous

is that reserved is slow to reveal emotion or opinions while callous is emotionally hardened; unfeeling and indifferent to the suffering/feelings of others.

As a verb reserved

is past tense of reserve.