The Collaborative International Dictionary
Unswell \Un*swell"\, v. t. [1st pref. un- + swell.]
To sink from a swollen state; to subside. [Obs.]
--Chaucer.
Wiktionary
vb. (context obsolete intransitive English) To sink from a swollen state; to subside.
Usage examples of "unswell".
Bulkier than required by any unswollen appendage, the wrappings concealed his deadly Palm Pilot, leaving the screen exposed.
Hanari head was twisted around to look hard at Crane through the unswollen eye.
I remembered chiefly her stomach flat, her breasts unswollen, remembered the years of utter fun, her gleeful orgasms, the sharp incredible ecstasy of ejaculation.
Her jaw was puffy and she had a black eye, but her unswollen one peered at the boy alertly.
His hands had been elegantly unswollen, with no telltale marks on his knuckles.
She patted her unswollen eye with a Kleenex and blew her nose and sat up a little higher in the bed.