Answer: milestone

AnswerCrossword Clue
MILESTONE

Rite of passage, e.g.

MILESTONE

Notable achievement

MILESTONE

Rite of passage

MILESTONE
End of an era, e.g.
MILESTONE
Landmark
MILESTONETurning point
MILESTONESignificant event
MILESTONEImportant event.
MILESTONEEvent in a career.
MILESTONEGraduation Day, for example.
MILESTONEAnniversary.
MILESTONEAnniversary, for one.
MILESTONESignificant point.
MILESTONEMarker.
MILESTONESignificant event.
MILESTONEImportant event
MILESTONEMarker of significance
MILESTONEEvent worth celebrating
MILESTONECentennial, e.g.
MILESTONETurning 50, e.g.
MILESTONE50th anniversary, for example
MILESTONENumbered marker