inventorying vs stocktaking

inventorying and stocktaking both are nouns.

Word	Noun	Adjective	Verb	Adverb
inventorying	Yes	No	No	No
stocktaking	Yes	No	No	No

As nouns, inventorying and stocktaking are synonyms defined as:

inventorying and stocktaking: making an itemized list of merchandise or supplies on hand

Other synonyms of inventorying include inventory, stock-taking.

inventorying (noun)	stocktaking (noun)
making an itemized list of merchandise or supplies on hand	making an itemized list of merchandise or supplies on hand
	reappraisal of a situation or position or outlook