throne vs potty chair

throne and potty chair both are nouns.

Word	Noun	Adjective	Verb	Adverb
throne	Yes	No	Yes	No
potty chair	Yes	No	No	No

As nouns, potty chair is a hyponym of throne; that is, potty chair is a word with a more specific, narrower meaning than throne:

Other hyponyms of throne include flushless toilet, flush toilet, lavatory, potty seat.

throne (noun)	potty chair (noun)
the position and power of an exalted person (a sovereign or bishop) who is entitled to sit in a chair of state on ceremonial occasions	toilet consisting of a small seat used by young children
the chair of state for a monarch, bishop, etc.
a plumbing fixture for defecation and urination

throne (verb)	potty chair (verb)
put a monarch on the throne
sit on the throne as a ruler