touch modality vs exteroception

touch modality and exteroception both are nouns.

Word	Noun	Adjective	Verb	Adverb
touch modality	Yes	No	No	No
exteroception	Yes	No	No	No

As nouns, exteroception is a hypernym of touch modality; that is, exteroception is a word with a broader meaning than touch modality:

touch modality: the faculty by which external objects or forces are perceived through contact with the body (especially the hands)
exteroception: sensitivity to stimuli originating outside of the body

Other hypernyms of touch modality include somatosense.

touch modality (noun)	exteroception (noun)
the faculty by which external objects or forces are perceived through contact with the body (especially the hands)	sensitivity to stimuli originating outside of the body