untapped vs undeveloped

untapped and undeveloped both are adjectives.

Word	Noun	Adjective	Verb	Adverb
untapped	No	Yes	No	No
undeveloped	No	Yes	No	No

untapped (adjective)	undeveloped (adjective)
not subjected to tapping	not developed, mature, or fully formulated
not drawn upon or used	not developed, improved, exploited or used