antenna vs antennary

antenna is a noun but antennary is not a noun.

Word	Noun	Adjective	Verb	Adverb
antenna	Yes	No	No	No
antennary	No	Yes	No	No

antenna (noun)	antennary (noun)
one of a pair of mobile appendages on the head of e.g. insects and crustaceans; typically sensitive to touch and taste
an electrical device that sends or receives radio or television signals
sensitivity similar to that of a receptor organ

antenna (adjective)	antennary (adjective)
	of or relating to antennae