eclecticism vs deciding

eclecticism and deciding both are nouns.

Word	Noun	Adjective	Verb	Adverb
eclecticism	Yes	No	No	No
deciding	Yes	Yes	No	No

As nouns, deciding is a hypernym of eclecticism; that is, deciding is a word with a broader meaning than eclecticism:

eclecticism: making decisions on the basis of what seems best instead of following some single doctrine or style
deciding: the cognitive process of reaching a decision

Other hypernyms of eclecticism include decision making.

eclecticism (noun)	deciding (noun)
making decisions on the basis of what seems best instead of following some single doctrine or style	the cognitive process of reaching a decision

eclecticism (adjective)	deciding (adjective)
	having the power or quality of deciding