mug vs containerful

mug and containerful both are nouns.

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

As nouns, containerful is a hypernym of mug; that is, containerful is a word with a broader meaning than mug:

mug (noun)	containerful (noun)
with handle and usually cylindrical	the quantity that a container will hold
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)	containerful (verb)
To stare awkwardly
rob at gunpoint or with the threat of violence