understeer vs physical property

understeer and physical property both are nouns.

Word	Noun	Adjective	Verb	Adverb
understeer	Yes	No	No	No
physical property	Yes	No	No	No

As nouns, physical property is a hypernym of understeer; that is, physical property is a word with a broader meaning than understeer:

understeer: when a car steers less than (under) the amount commanded by the driver.
physical property: any property used to characterize matter and energy and their interactions

understeer (noun)	physical property (noun)
when a car steers less than (under) the amount commanded by the driver.	any property used to characterize matter and energy and their interactions