solution vs congo red

solution and congo red both are nouns.

Word	Noun	Adjective	Verb	Adverb
solution	Yes	No	No	No
congo red	Yes	No	No	No

solution (noun)	congo red (noun)
the successful action of solving a problem	a red-brown azo dye especially as a chemical pH indicator (congo red is red in basic and blue in acidic solutions)
a method for solving a problem
a statement that solves a problem or explains how to solve the problem
the set of values that give a true statement when substituted into an equation
a homogeneous mixture of two or more substances; frequently (but not necessarily) a liquid solution