attach vs bond

attach is not a noun while bond is a noun.

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

As verbs, bond is a hyponym of attach; that is, bond is a word with a more specific, narrower meaning than attach:

Other hyponyms of attach include agglutinate, implant, fasten, adhere, bind, hold fast, stick, stick to, spat.

As verbs, attach and bond are synonyms defined as:

Other synonyms of attach include bind, tie.

attach (noun)	bond (noun)
	a restraint that confines or restricts freedom (especially something used to tie down or restrain a prisoner)
	a connection that fastens things together
	the property of sticking together (as of glue and wood) or the joining of surfaces of different composition
	an electrical force linking atoms
	a certificate of debt (usually interest-bearing or discounted) that is issued by a government or corporation in order to raise money; the issuer is required to pay a fixed sum annually until maturity and then a fixed sum to repay the principal
	(criminal law) money that must be forfeited by the bondsman if an accused person fails to appear in court for trial
	a connection based on kinship or marriage or common interest
	a superior quality of strong durable white writing paper; originally made for printing documents

attach (verb)	bond (verb)
become attached	stick to firmly
cause to be attached	bring together in a common cause or emotion
be attached; be in contact with	issue bonds on
take temporary possession of as a security, by legal authority	create social or emotional ties
create social or emotional ties