- for the moment/present
- for the most part
- for the nth time
- for the present
- for the record
- for the rest
- for the sake of argument
- for the sake of sb
- for the sake of sb/sth
- for the sake of sth
- for the time being
- for (the) want of sth
- for the want of sth
- Fort Knox
- fortune
- fortune smiles on sb
- for two pins
- forty
- forty winks
- for want of sth
- forward
- forwards
- for what it’s worth
- for your good
- for your information