Answer:

grads

Answer	Crossword Clue
GRADS	Mortarboard tossers
GRADS	Mortarboard donners
GRADS	June celebrants

GRADS	Sophs, three years hence
GRADS	Finishing-school celebrants?
GRADS	Commencement celebrants
GRADS	Many June celebrants
GRADS	Degree holders
GRADS	Alumni, for short
GRADS	Alums
GRADS	Reuners

GRADS	Ceremonial lineup
GRADS	Diploma holders
GRADS	June honorees
GRADS	Cap-and-gown returners
GRADS	Mortarboard wearers
GRADS	Sheepskin holders
GRADS	Class reunion attendees
GRADS	Diploma owners, for short

GRADS	Alumni: Colloq.
GRADS	Campus revelers.
GRADS	Reuners.
GRADS	Alumni.
GRADS	Category of college football fans: Colloq.
GRADS	Reunion celebrants: Colloq.
GRADS	College group.
GRADS	Alumni

GRADS	Commencement V.I.P.'s
GRADS	Reunion people
GRADS	They reune
GRADS	B.A. holders
GRADS	Last year's srs.
GRADS	Homecoming V.I.P.'s
GRADS	Bachelors, e.g.
GRADS	Diploma receivers, for short

GRADS	Some cap tossers
GRADS	'00's, now
GRADS	May gift recipients
GRADS	Commencement participants, for short
GRADS	Reunion-goers