Here's what rhymes with loonier.
sunnier Words that almost rhyme with loonier
roomier gloomier fumier plumier loopier rubier oozier moodier goofier groovier droopier newsier boozier kookier woozier broodier nuclear spookier unrulier scuzzier proofreader schoolteacher nonnuclear mononuclear thermonuclear antinuclear