Keep (your) pecker up!

British, informal

something that you say to someone in order to tell them to be happy when something unpleasant is happening to them.

I know things are hard, love, but keep your pecker up.

• factory floor
• facts of life
• fade into insignificance
• fag-end of
• fag-end of something
• fag hag
• fair and square
• fair dinkum
• Fair dos
• fair enough
• fairer sex
• fair play
• fair sex
• Fair's fair.
• fair shake
• fair to middling
• fair-weather friend
• fairy godmother
• fait accompli
• fall afoul of
• fall afoul of someone
• fall afoul of something
• fall all over
• fall all over to
• fall all over to do something