Noun

• S: (n) cub, greenhorn, rookie (an awkward and inexperienced youth)
• S: (n) cub, lad, laddie, sonny, sonny boy (a male child (a familiar term of address to a boy))
• direct hypernym / inherited hypernym / sister term
• S: (n) cub, young carnivore (the young of certain carnivorous mammals such as the bear or wolf or lion)
• direct hyponym / full hyponym
• direct hypernym / inherited hypernym / sister term
• derivationally related form

Verb

• S: (v) cub (give birth to cubs) "bears cub every year"