cub vs novice

cub and novice both are nouns.

Word	Noun	Adjective	Verb	Adverb
cub	Yes	No	Yes	No
novice	Yes	No	No	No

As nouns, novice is a hypernym of cub; that is, novice is a word with a broader meaning than cub:

Other hypernyms of cub include beginner, initiate, tiro, tyro.

cub (noun)	novice (noun)
the young of certain carnivorous mammals such as the bear or wolf or lion	someone new to a field or activity
a male child (a familiar term of address to a boy)	someone who has entered a religious order but has not taken final vows
an awkward and inexperienced youth

cub (verb)	novice (verb)
give birth to cubs