teetotum vs plaything

teetotum and plaything both are nouns.

Word	Noun	Adjective	Verb	Adverb
teetotum	Yes	No	No	No
plaything	Yes	No	No	No

As nouns, plaything is a hypernym of teetotum; that is, plaything is a word with a broader meaning than teetotum:

teetotum: a conical child's plaything tapering to a steel point on which it can be made to spin
plaything: an artifact designed to be played with

Other hypernyms of teetotum include toy.

teetotum (noun)	plaything (noun)
a conical child's plaything tapering to a steel point on which it can be made to spin	an artifact designed to be played with