Answer:

proved

Answer	Crossword Clue
PROVED	Established validity
PROVED	Put to the test.
PROVED	Verified.

PROVED	Turned out to be
PROVED	Confirmed
PROVED	Put to the test
PROVED	Demonstrated
PROVED	Authenticated
PROVED	Showed
PROVED	Bore out
PROVED	Showed to be true

PROVED	Validated

Crossword

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