militate Definition

militate
verb

intr
militated, militating
1. Said of facts, etc: to have a strong influence or effect.

Example: The evidence militates against your sworn statement
Form: militate for something (usually)
Form: militate against something

Etymology: 17c: from Latin militare to serve as a soldier; see -ate 1.

Info:

A word often confused with this one is mitigate.