trimmer vs trimming capacitor

trimmer and trimming capacitor both are nouns.

Word	Noun	Adjective	Verb	Adverb
trimmer	Yes	No	No	No
trimming capacitor	Yes	No	No	No

As nouns, trimmer and trimming capacitor are synonyms defined as:

trimmer and trimming capacitor: capacitor having variable capacitance; used for making fine adjustments

trimmer (noun)	trimming capacitor (noun)
joist that receives the end of a header in floor or roof framing in order to leave an opening for a staircase or chimney etc.	capacitor having variable capacitance; used for making fine adjustments
capacitor having variable capacitance; used for making fine adjustments
a machine that trims timber
a worker who thins out and trims trees and shrubs