SYN: Matchless, unique, consummate, transcendent.

ANT: Common, ordinary, average.

=

KEY: Incompassionate.

SYN: Hardhearted, unmerciful.

ANT: Clement, benignant, compassionate, merciful.

=

KEY: Incompatible, [See COMPATIBLE].

=

KEY: Incompetence, [See COMPETENCE].