Here's what rhymes with subplinth.
plinth labyrinth hyacinth Words that almost rhyme with subplinth
prince rinse since brings rings sins limbs lymph pins twins wins fins bins rims tins chins grins mince shins wince gins thins brims trims wrings things begins kings wings skins springs strings hymns sings spins clings evince nymph whims flings slings quince dims gyms shims tings swings florins stings violins swims hairpins javelins underpins skims convince minims pseudonyms offsprings wellsprings writhed writhe fifth myth width filth pith scythe sixth smith therewith wherewith herewith monolith forthwith silversmith