Extensive is a related term of bulky.
As adjectives the difference between extensive and bulky
is that extensive is in the nature of an extent, wide, widespread while bulky is being large in size, mass, or volume.
extensive
English
Adjective
(
en adjective)
In the nature of an extent, wide, widespread.
Related terms
* extend
* extent
See also
* intensive
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bulky
English
Adjective
(er)
Being large in size, mass, or volume.
Unwieldy
(bodybuilding) Having excess body mass, especially muscle.