pack vs bundle

pack and bundle both are nouns.

Word	Noun	Adjective	Verb	Adverb
pack	Yes	No	Yes	No
bundle	Yes	No	Yes	No

As nouns, bundle is a hypernym of pack; that is, bundle is a word with a broader meaning than pack:

Other hypernyms of pack include sheaf.

As verbs, bundle is a hyponym of pack; that is, bundle is a word with a more specific, narrower meaning than pack:

Other hyponyms of pack include containerise, containerize, bag, bundle up, roll up, stow.

As verbs, pack and bundle are synonyms defined as:

Other synonyms of pack include compact, wad.

pack (noun)	bundle (noun)
a convenient package or parcel (as of cigarettes or film)	a package of several things tied together for carrying or storing
a bundle (especially one carried on the back)	a collection of things wrapped or boxed together
a sheet or blanket (either dry or wet) to wrap around the body for its therapeutic effect	a large sum of money (especially as pay or profit)
a cream that cleanses and tones the skin
a group of hunting animals
an exclusive circle of people with a common purpose
an association of criminals
a complete collection of similar things
a large indefinite quantity

pack (verb)	bundle (verb)
treat the body or any part of it by wrapping it, as with blankets or sheets, and applying compresses to it, or stuffing it to provide cover, containment, or therapy, or to absorb blood	sleep fully clothed in the same bed with one's betrothed
arrange in a container	make into a bundle
load with a pack	compress into a wad
compress into a wad	gather or cause to gather into a cluster
seal with packing
press down tightly
carry, as on one's back
have the property of being packable or of compacting easily
press tightly together or cram
hike with a backpack
fill to capacity
set up a committee or legislative body with one's own supporters so as to influence the outcome
have with oneself; have on one's person