POLYGYNIOUS

go in is li lo no nu oi on op os oy pi si so un up us yo

gin gip gnu goo gos goy gul gun guy gyp ins ion lin lip lis log loo lop lug nil nip nog noo nos nus oil ono ons ops pig pin pis piu ply poi pol poo psi pug pul pun pus sin sip sly sol son sop sou soy spy sun sup syn uns upo ups yin yip yon you yup

gins gips glop gnus goon goop goos goys gulp guls guns guys gyps iglu inly ions ling lino lins liny lion lips lisp logo logs logy loin long loon loop loos lops loup lugs lung luny nils nips nogs noil nolo nosy nous oils oily olio only onos onus oops opus pigs pily ping pins piny pion piso ploy plug plus pogy pois polo pols poly pong pons pony pool poon poos posy pugs puli puls pung puns puny pyin sign silo sing slip slog slop slug snip snog snug soil soli solo song soon soul soup spin spun sung syli ugly upon yins yips yogi yoni yous yups