attitude vs upright

attitude and upright both are nouns.

Word	Noun	Adjective	Verb	Adverb
attitude	Yes	No	No	No
upright	Yes	Yes	No	No

attitude (noun)	upright (noun)
a theatrical pose created for effect	a piano with a vertical sounding board
the arrangement of the body and its limbs	a vertical structural member as a post or stake
a complex mental state involving beliefs and feelings and values and dispositions to act in certain ways
position of aircraft or spacecraft relative to a frame of reference (the horizon or direction of motion)

attitude (adjective)	upright (adjective)
	upright in position or posture
	of moral excellence
	in a vertical position; not sloping