Definitions
be careful or certain to do something; make certain of something
Word origin
From Middle English ensuren, from Anglo-Norman enseurer, from Old French seur (“sure”). Doublet of insure.
Used in a sentence
“I use an alarm clock to ensure that I get up on time.”
“Thenne he cryed hym mercy and sayd Faire knyght for goddes loue slee me not / and I shall ensure the neuer werre ageynst thy lady / but be alwey toward her / Thenne Bors lete hym be”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Make certain”6 letters
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