bonding vs soldering

bonding and soldering both are nouns.

Word	Noun	Adjective	Verb	Adverb
bonding	Yes	No	No	No
soldering	Yes	No	No	No

As nouns, bonding and soldering are synonyms defined as:

bonding (noun)	soldering (noun)
fastening firmly together	fastening firmly together
(dentistry) a technique for repairing a tooth; resinous material is applied to the surface of the tooth where it adheres to the tooth's enamel
a close personal relationship that forms between people (as between husband and wife or parent and child)