brood vs bulk large

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

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

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

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

Other synonyms of brood include hover, loom.

brood (noun)	bulk large (noun)
the young of an animal cared for at one time

brood (verb)	bulk large (verb)
sit on (eggs)	hang over, as of something threatening, dark, or menacing
think moodily or anxiously about something
be in a huff; be silent or sullen
be in a huff and display one's displeasure
hang over, as of something threatening, dark, or menacing