wire vs letter telegram

wire and letter telegram both are nouns.

Word	Noun	Adjective	Verb	Adverb
wire	Yes	No	Yes	No
letter telegram	Yes	No	No	No

As nouns, letter telegram is a hyponym of wire; that is, letter telegram is a word with a more specific, narrower meaning than wire:

wire: a message transmitted by telegraph
letter telegram: a cheaper form of telegram that is sent abroad for delivery the next day

Other hyponyms of wire include cable, cablegram, overseas telegram, night letter.

wire (noun)	letter telegram (noun)
ligament made of metal and used to fasten things or make cages or fences etc	a cheaper form of telegram that is sent abroad for delivery the next day
a metal conductor that carries electricity over a distance
a message transmitted by telegraph
the finishing line on a racetrack

wire (verb)	letter telegram (verb)
equip for use with electricity
send cables, wires, or telegrams
fasten with wire
string on a wire
provide with electrical circuits