Answer:

besure

Answer	Crossword Clue
BESURE	To .... (certainly!)
BESURE	Have no doubt
BESURE	Know

BESURE	Remove all doubt
BESURE	Eliminate all doubt
BESURE	To ... (certainly!).
BESURE	To ... (certainly).
BESURE	To ....
BESURE	To ... (certainly).
BESURE	Have certainty.
BESURE	Take care

BESURE	Have no reservations?
BESURE	Have no doubts

Crossword

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