rotund vs pear-shaped

rotund and pear-shaped both are adjectives.

Word	Noun	Adjective	Verb	Adverb
rotund	No	Yes	No	No
pear-shaped	No	Yes	No	No

As adjectives, rotund and pear-shaped are synonyms defined as:

Other synonyms of rotund include orotund, round.

rotund (adjective)	pear-shaped (adjective)
excessively fat	(of sounds) full and rich
(of sounds) full and rich	having a round shape tapered at one end
spherical in shape