sealing vs seal

sealing and seal both are nouns.

Word	Noun	Adjective	Verb	Adverb
sealing	Yes	No	No	No
seal	Yes	No	Yes	No

sealing (noun)	seal (noun)
the act of treating something to make it repel water	any of numerous marine mammals that come on shore to breed; chiefly of cold regions
	a device incised to make an impression; used to secure a closing or to authenticate documents
	fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters
	fastener that provides a tight and perfect closure
	a finishing coat applied to exclude moisture
	an indication of approved or superior status
	a stamp affixed to a document (as to attest to its authenticity or to seal it)
	the pelt or fur (especially the underfur) of a seal

sealing (verb)	seal (verb)
	decide irrevocably
	hunt seals
	close with or as if with a seal
	affix a seal to
	make tight; secure against leakage
	cover with varnish