foothold vs footing

foothold and footing both are nouns.

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

As nouns, foothold and footing are synonyms defined as:

foothold and footing: a place providing support for the foot in standing or climbing

foothold (noun)	footing (noun)
an initial accomplishment that opens the way for further developments	a place providing support for the foot in standing or climbing
a place providing support for the foot in standing or climbing	a relation that provides the foundation for something
an area in hostile territory that has been captured and is held awaiting further troops and supplies	status with respect to the relations between people or groups