o, e, f, l, t are letters that make 'let off'
LET, off, let, LE are words within 'let off'
1 possible definitions for 'let off'
Under this definition, let off is a verb and has the following properties:
excuse, relieve, exempt have the same meaning as 'let off'
'let off' can be a type of absolve, justify, free.
frank is a type of let off.
excuse is a derivative of let off.