ternion vs leash

ternion and leash both are nouns.

Word	Noun	Adjective	Verb	Adverb
ternion	Yes	No	No	No
leash	Yes	No	Yes	No

As nouns, ternion and leash are synonyms defined as:

ternion and leash: the cardinal number that is the sum of one and one and one

Other synonyms of ternion include 3, deuce-ace, III, tercet, ternary, terzetto, three, threesome, tierce, trey, triad, trine, trinity, trio, triplet, troika.

ternion (noun)	leash (noun)
the cardinal number that is the sum of one and one and one	a figurative restraint
	restraint consisting of a rope (or light chain) used to restrain an animal
	the cardinal number that is the sum of one and one and one

ternion (verb)	leash (verb)
	fasten with a rope