flection vs divergence

flection and divergence both are nouns.

Word	Noun	Adjective	Verb	Adverb
flection	Yes	No	No	No
divergence	Yes	No	No	No

As nouns, divergence is a hypernym of flection; that is, divergence is a word with a broader meaning than flection:

Other hypernyms of flection include departure, deviation, difference.

flection (noun)	divergence (noun)
deviation from a straight or normal course	the act of moving away in different direction from a common point
the state of being flexed (as of a joint)	a difference between conflicting facts or claims or opinions
	an infinite series that has no limit
	a variation that deviates from the standard or norm