clipping vs trimming

clipping and trimming both are nouns.

Word	Noun	Adjective	Verb	Adverb
clipping	Yes	No	No	No
trimming	Yes	No	No	No

As nouns, clipping and trimming are synonyms defined as:

Other synonyms of clipping include trim.

clipping (noun)	trimming (noun)
the act of clipping or snipping	the act of adding decoration
cutting down to the desired size or shape	cutting down to the desired size or shape
an excerpt cut from a newspaper or magazine	a decoration or adornment typically on the edge of a garment