windage vs retarding force

windage and retarding force both are nouns.

Word	Noun	Adjective	Verb	Adverb
windage	Yes	No	No	No
retarding force	Yes	No	No	No

As nouns, retarding force is a hypernym of windage; that is, retarding force is a word with a broader meaning than windage:

Other hypernyms of windage include drag.

windage (noun)	retarding force (noun)
the deflection of a projectile resulting from the effects of wind	the phenomenon of resistance to motion through a fluid
exposure to the wind (as the exposed part of a vessel's hull which is responsible for wind resistance)
the space between the projectile of a smoothbore gun and the surface of the bore of the gun
the retarding force of air friction on a moving object