Insatiable (adjective) سیر نہ ہونا، نہ بجھنے والی پیاس

(of an appetite or desire) impossible to satisfy.
Example: “an insatiable hunger for success”
Subjugate (verb) زیر اثر رکھنا، محکوم بنانا

bring under domination or control, especially by conquest.
Example: “the invaders had soon subjugated most of the population”