Here's what rhymes with antigalactan.
ban pan tan dan dann can than man plan ran van clan fan span shan bran gran kan kann nan san gan lan rattan began scan sedan divan cyan flan japan outran saran anchorman caravan journeyman overran catamaran handyman bogeyman turbofan counterman paperhanger boogeyman fisherman middleman nurseryman serviceman minivan radioman weatherman minuteman businessman assemblyman newspaperman Words that almost rhyme with antigalactan
dam damn jam bang pang tam tang chang dang jamb hang gang rang sang gram lamb cam ham ram sham yang clam lam lang langue nam tram clang cram dram fang gramme yam pram spam wham glam prang sprang exam slang swam harangue slam scam buckram cofferdam scram grandam shebang flambe kilogram quondam anagram boomerang doorjamb rehang orangutang whizzbang diagram diaphragm telegram epigram diazepam hologram milligram monogram overhang mammogram cablegram radiogram hexagram ideogram sonogram cardiogram kissogram histogram parallelogram pentagram centigram electrocardiogram electroencephalogram hasn