stargazer vs Galileo

stargazer and Galileo both are nouns.

Word	Noun	Adjective	Verb	Adverb
stargazer	Yes	No	No	No
Galileo	Yes	No	No	No

stargazer (noun)	Galileo (noun)
heavy-bodied marine bottom-lurkers with eyes on flattened top of the head	Italian astronomer and mathematician who was the first to use a telescope to study the stars; demonstrated that different weights descend at the same rate; perfected the refracting telescope that enabled him to make many discoveries (1564-1642)
a physicist who studies astronomy
someone indifferent to the busy world