"swelled, marked by swelling in any sense," early 14c., past-participle adjective from strong conjugation of swell (v.); from Old English geswollen, past participle of swellan. More commonly used than swelled.
growing ever more swollen-headed and arbitrary
so swollen by victory that he was unfit for normal duty
switchboard
Switzerland
swivel
swivet
swizzle
swollen
swoon
swoop
swoosh
sword
sword-belt