junior
ju-nior
adjective
Of lower rank, status, or age; younger.
"She is a junior doctor at the hospital."
noun
A person of lower rank, status, or age.
"The club's juniors trained with the seniors."
Thesaurus
Synonyms: younger, jr., young, immature, Jr, Jnr, minor, petty, lower-ranking, lowly, secondary, subaltern
Antonyms: senior