massive

As an adjective massive

is .

As an adverb severely is

in a severe manner.

As adjectives the difference between deep and massive

is that deep is extending far away from a point of reference, especially downwards while massive is .

As an adverb deep

is deeply.

As a noun deep

is the deep part of a lake, sea, etc.

As adjectives the difference between massive and outsize

is that massive is while outsize is of an unusually large size.

As a noun outsize is

an unusually large garment size.

As a verb outsize is

to exceed in size.

As adjectives the difference between massive and undefined

is that massive is while undefined is lacking a definition or value.

As an adjective massive

is .

As a noun multitude is

a great amount or number, often of people; myriad; profusion; abundance.

As adjectives the difference between chunky and massive

is that chunky is having chunks while massive is .

As a noun chunky

is (native american game).

As a noun relief

is embossment (especially that on a map).

As an adjective massive is

.

As adjectives the difference between massive and bulk

is that massive is while bulk is being large in size, mass or volume (of goods, etc).

As a noun bulk is

size, mass or volume.

As a verb bulk is

to appear or seem to be, as to bulk or extent.

As adjectives the difference between massive and macro

is that massive is while macro is very large in scope or scale.

As a noun macro is

(programming|computing) a comparatively human-friendly abbreviation of complicated input to a computer program or macro can be (photography) macro lens.