footing vs foundation

footing and foundation both are nouns.

Word	Noun	Adjective	Verb	Adverb
footing	Yes	No	No	No
foundation	Yes	No	No	No

As nouns, foundation is a hypernym of footing; that is, foundation is a word with a broader meaning than footing:

footing (noun)	foundation (noun)
a place providing support for the foot in standing or climbing	the act of starting something for the first time; introducing something new
a relation that provides the foundation for something	lowest support of a structure
status with respect to the relations between people or groups	a woman's undergarment worn to give shape to the contours of the body
	the fundamental assumptions from which something is begun or developed or calculated or explained
	education or instruction in the fundamentals of a field of knowledge
	an institution supported by an endowment
	the basis on which something is grounded