attachment vs attach

attachment is a noun but attach is not a noun.

Word	Noun	Adjective	Verb	Adverb
attachment	Yes	No	No	No
attach	No	No	Yes	No

attachment (noun)	attach (noun)
the act of fastening things together
the act of attaching or affixing something
faithful support for a cause or political party or religion
a supplementary part or accessory
a connection that fastens things together
a writ authorizing the seizure of property that may be needed for the payment of a judgment in a judicial proceeding
a feeling of affection for a person or an institution

attachment (verb)	attach (verb)
	become attached
	cause to be attached
	be attached; be in contact with
	take temporary possession of as a security, by legal authority
	create social or emotional ties