stockpiling vs repositing

stockpiling and repositing both are nouns.

Word	Noun	Adjective	Verb	Adverb
stockpiling	Yes	No	No	No
repositing	Yes	No	No	No

As nouns, repositing is a hypernym of stockpiling; that is, repositing is a word with a broader meaning than stockpiling:

Other hypernyms of stockpiling include reposition, storage, warehousing.

stockpiling (noun)	repositing (noun)
accumulating and storing a reserve supply	depositing in a warehouse