• play a losing game

• lose the thread

• lose one's nerve

• lose face

• lose sight out of mind

• keep lose track of it

• keep lose one's temper

• lose one's rag

• lose one's grip

• lose touch

• lose one's voice

• lose one's cool

• lose one's head

• lose sleep

• lose sleep over it

• be under an illusion that

• lose one's way

• lose track of it

• lose out

• lose one's temper

• lose oneself in it

• lose heart

• lose your bearings

• lose sight of

• lose one's reason

• lose the toss

• got the blues

• lose ground

• what you win on the swings you lose on the roundabouts