sonsie vs busty

sonsie and busty both are adjectives.

Word	Noun	Adjective	Verb	Adverb
sonsie	No	Yes	No	No
busty	No	Yes	No	No

As adjectives, sonsie and busty are synonyms defined as:

sonsie and busty: (of a woman's body) having a large bosom and pleasing curves

Other synonyms of sonsie include bosomy, buxom, curvaceous, curvy, full-bosomed, sonsy, stacked, voluptuous, well-endowed.

sonsie (adjective)	busty (adjective)
(of a woman's body) having a large bosom and pleasing curves	(of a woman's body) having a large bosom and pleasing curves