practice bundling vs bundle

practice bundling is not a noun while bundle is a noun.

Word	Noun	Adjective	Verb	Adverb
practice bundling	No	No	Yes	No
bundle	Yes	No	Yes	No

As verbs, practice bundling and bundle are synonyms defined as:

practice bundling and bundle: sleep fully clothed in the same bed with one's betrothed

practice bundling (noun)	bundle (noun)
	a package of several things tied together for carrying or storing
	a collection of things wrapped or boxed together
	a large sum of money (especially as pay or profit)

practice bundling (verb)	bundle (verb)
sleep fully clothed in the same bed with one's betrothed	sleep fully clothed in the same bed with one's betrothed
	make into a bundle
	compress into a wad
	gather or cause to gather into a cluster