force vs steamroller

force and steamroller both are nouns.

Word	Noun	Adjective	Verb	Adverb
force	Yes	No	Yes	No
steamroller	Yes	No	Yes	No

As nouns, steamroller is a hyponym of force; that is, steamroller is a word with a more specific, narrower meaning than force:

force: one possessing or exercising power or influence or authority
steamroller: a massive inexorable force that seems to crush everything in its way

Other hyponyms of force include juggernaut, influence, Moloch.

As verbs, steamroller is a hyponym of force; that is, steamroller is a word with a more specific, narrower meaning than force:

force: to cause to do through pressure or necessity, by physical, moral or intellectual means
steamroller: bring to a specified state by overwhelming force or pressure

force (noun)	steamroller (noun)
a putout of a base runner who is required to run; the putout is accomplished by holding the ball while touching the base to which the runner must advance before the runner reaches that base	vehicle equipped with heavy wide smooth rollers for compacting roads and pavements
an act of aggression (as one against a person who resists)	a massive inexorable force that seems to crush everything in its way
physical energy or intensity
a powerful effect or influence
(of a law) having legal validity
group of people willing to obey orders
a unit that is part of some military service
a group of people having the power of effective action
one possessing or exercising power or influence or authority
(physics) the influence that produces a change in a physical quantity

force (verb)	steamroller (verb)
impose urgently, importunately, or inexorably	make level or flat with a steamroller
squeeze like a wedge into a tight space	overwhelm by using great force
force into or from an action or state, either physically or metaphorically	crush with a steamroller as if to level
take by force	proceed with great force
do forcibly; exert force	bring to a specified state by overwhelming force or pressure
urge or force (a person) to an action; constrain or motivate
move with force
to cause to do through pressure or necessity, by physical, moral or intellectual means