newcomer; a new recruit to a company or organization; a fresh talent in a specific field

newlyweds; a bride or bridegroom; a newly married couple

a person who has turned over a new leaf; someone who has reformed their character or changed their ways

a person one has recently fallen in love with, often used in contrast to a former partner

a person with qualities or morals that represent a new era or society

(paleoanthropology) later-period Homo sapiens