e, p, m, r, t are letters that make 'pre-empt'
re, PR, MP, em, Re, Pt, Pr are words within 'pre-empt'
1 possible definitions for 'pre-empt'
Under this definition, pre-empt is a noun and has the following properties:
preemptive bid, preempt have the same meaning as 'pre-empt'
'pre-empt' can be a type of bid, bidding.