"lousier" in the adjective sense
1. icky, crappy, lousy, rotten, shitty, stinking, stinky
very bad
"a lousy play"
"it's a stinking world"
2. lousy
infested with lice
"burned their lousy clothes"
3. dirty, filthy, lousy
vile despicable
"a dirty (or lousy) trick"
"a filthy traitor"
Source: WordNet® (An amazing lexical database of English)
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