overseer vs ramrod

overseer and ramrod both are nouns.

Word	Noun	Adjective	Verb	Adverb
overseer	Yes	No	No	No
ramrod	Yes	No	No	No

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

Other hyponyms of overseer include school superintendent.

overseer (noun)	ramrod (noun)
a person who directs and manages an organization	a rod used to ram the charge into a muzzle-loading firearm
	a rod used to clean the barrel of a firearm
	a harshly demanding overseer