rancor

extreme hatred or ill will

inexorable

 unrelenting; unavoidable

extol

to praise highly

clement

merciful; lenient

CLICHÉ

a worn-out idea

or overused expression

adament

unyielding;

firm in opinion

diffident

lacking in self-confidence;

shy

opus

 a creative work,

especially

a numbered composition

ostensible

professed but

not necessarily true

disparity

inequality; difference