footling vs piffling

footling and piffling both are adjectives.

Word	Noun	Adjective	Verb	Adverb
footling	No	Yes	No	No
piffling	No	Yes	No	No

As adjectives, footling and piffling are synonyms defined as:

Other synonyms of footling include fiddling, lilliputian, little, niggling, petty, picayune, piddling, trivial.

footling (adjective)	piffling (adjective)
(informal) small and of little importance	(informal) small and of little importance