drift apart vs estrange

drift apart and estrange both are verbs.

Word	Noun	Adjective	Verb	Adverb
drift apart	No	No	Yes	No
estrange	No	No	Yes	No

As verbs, estrange is a hypernym of drift apart; that is, estrange is a word with a broader meaning than drift apart:

drift apart: lose personal contact over time
estrange: arouse hostility or indifference in where there had formerly been love, affection, or friendliness

Other hypernyms of drift apart include alienate, disaffect.

drift apart (verb)	estrange (verb)
lose personal contact over time	arouse hostility or indifference in where there had formerly been love, affection, or friendliness
	remove from customary environment or associations