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Saver

//ˈseɪvə// noun

Noun

1
One who saves.
"a saver of souls"
2
someone who saves something from danger or violence wordnet
3
One who keeps savings more than usual.
"He’s a saver and she’s a spender; you’d think the marriage would be doomed, but he keeps them from going into bankruptcy and she makes sure they have a lot of fun."
4
someone who saves (especially money) wordnet
5
A ticket or coupon that offers a discount.
"Tickets are cheaper the younger you are—snag a youth ticket (if you're twenty-five or under) for a 35 percent discount. If both you and your travel partner are twenty-six or older, the Small Group Saver will knock off 15 percent."

From save + -er.

Unscramble this word: saver