Grease
If you did not catch the reference to the 1970’s musical check out this link and this link. Following Friday’s grammar post here is another word that is both a noun and a verb. Grease is a petroleum product (it comes from oil) that is used to lubricate things and reduce friction.
Jordan is greasing the bearing in order to stop it from squeaking. (grease as a verb)
Jordan is applying grease to the shaft in order to stop it from squeaking (grease as a noun).
Do people still put grease in their hair? Yes, but instead of saying grease we call it gel. (grease as a noun)
If you have any questions leave a comment or send me an email at doug@English-With-Doug.com.