Answer:

youngest

Answer	Crossword Clue
YOUNGEST	Most recently born
YOUNGEST	Last born
YOUNGEST	Most recently out of rompers

YOUNGEST	Baby.
YOUNGEST	Adjective for a cadet
YOUNGEST	Like the runt, often
YOUNGEST	Last of the brood

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.