Wiktionary
buggier
a. (en-comparative of: buggy)
WordNet
buggier
See buggy
buggy
adj. informal or slang terms for mentally irregular; "it used to drive my husband balmy" [syn: balmy, barmy, bats, batty, bonkers, cracked, crackers, daft, dotty, fruity, haywire, kooky, kookie, loco, loony, loopy, nuts, nutty, round the bend, around the bend, wacky, whacky]
infested with bugs
n. a small lightweight carriage; drawn by a single horse [syn: roadster]
Usage examples of "buggier".
It used a proprietary software, unfortunately, which was even buggier than Windows.