drift away vs disaffect

drift away and disaffect both are verbs.

Word	Noun	Adjective	Verb	Adverb
drift away	No	No	Yes	No
disaffect	No	No	Yes	No

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

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

Other hypernyms of drift away include alienate, estrange.

drift away (verb)	disaffect (verb)
lose personal contact over time	arouse hostility or indifference in where there had formerly been love, affection, or friendliness