loom vs bulk large

loom is a noun but bulk large is not a noun.

Word	Noun	Adjective	Verb	Adverb
loom	Yes	No	Yes	No
bulk large	No	No	Yes	No

As verbs, loom and bulk large are synonyms defined as:

loom and bulk large: hang over, as of something threatening, dark, or menacing

Other synonyms of loom include brood, hover.

loom (noun)	bulk large (noun)
a textile machine for weaving yarn into a textile

loom (verb)	bulk large (verb)
weave on a loom	hang over, as of something threatening, dark, or menacing
appear very large or occupy a commanding position
come into view indistinctly, often threateningly
hang over, as of something threatening, dark, or menacing