lose

fail to keep or to maintain; cease to have, either physically or in an abstract sense

She lost her purse when she left it unattended on her seat

fail to win

We lost the battle but we won the war

suffer the loss of a person through death or removal

She lost her husband in the war

place (something) where one cannot find it again

I misplaced my eyeglasses

miss from one's possessions; lose sight of

I've lost my glasses again!