mug vs gaze

mug and gaze both are nouns.

Word	Noun	Adjective	Verb	Adverb
mug	Yes	No	Yes	No
gaze	Yes	No	Yes	No

As verbs, gaze is a hypernym of mug; that is, gaze is a word with a broader meaning than mug:

Other hypernyms of mug include stare.

mug (noun)	gaze (noun)
with handle and usually cylindrical	a long fixed look
the human face (`kisser' and `smiler' and `mug' are informal terms for `face' and `phiz' is British)
a person who is gullible and easy to take advantage of
the quantity that can be held in a mug

mug (verb)	gaze (verb)
To stare awkwardly	look at with fixed eyes
rob at gunpoint or with the threat of violence