spile vs piling

spile and piling both are nouns.

Word	Noun	Adjective	Verb	Adverb
spile	Yes	No	No	No
piling	Yes	No	No	No

As nouns, spile and piling are synonyms defined as:

spile and piling: a column of wood or steel or concrete that is driven into the ground to provide support for a structure

Other synonyms of spile include pile, stilt.

spile (noun)	piling (noun)
a plug used to close a hole in a barrel or flask	a column of wood or steel or concrete that is driven into the ground to provide support for a structure
a column of wood or steel or concrete that is driven into the ground to provide support for a structure