lifesaver

Noun

 * 1) Someone or something that saves lives.
 * 2)  Someone or something that is very useful or helpful.
 * 1)  Someone or something that is very useful or helpful.
 * 1)  Someone or something that is very useful or helpful.
 * 1)  Someone or something that is very useful or helpful.

Synonyms

 * : lifeguard, rescuer
 * : life buoy, life preserver , life ring

Translations

 * Chinese:
 * Mandarin:, 救命者
 * Finnish:
 * French: ,
 * German:
 * Japanese: ライフセーバー
 * Maori: manapou
 * Russian:, , ,
 * Slovak: záchranár, záchranárka
 * Telugu:


 * Chinese:
 * Mandarin:, 救命稻草, 救命草
 * Finnish: suuri apu, ,
 * German:, Rettungsanker, rettender Anker
 * Japanese:
 * Russian: я́корь спасе́ния ,