excellency的复数形式为：excellencies...

cadet的复数形式为：cadets...

Thursday的复数形式为：Thursdays...

kilogram的复数形式为：kilograms...

manufactory的复数形式为：manufactories...

Jabberwocky的复数形式为：jabberwockies...

cooperative的复数形式为：cooperatives...

firebreak的复数形式为：firebreaks...

petrel的复数形式为：petrels...

mentality的复数形式为：mentalities...

amalgam的复数形式为：amalgams...

humbug的复数形式为：humbugs...

folk song的复数形式为：folk songs...

neurosis的复数形式为：neuroses...

greatcoat的复数形式为：greatcoats...

scaffold的复数形式为：scaffolds...

chatelaine的复数形式为：chatelaines...

stout的复数形式为：stouts...

commando的复数形式为：commandoes...

runaway的复数形式为：runaways...

photograph的复数形式为：photographs...

forester的复数形式为：foresters...

shape的复数形式为：shapes...

adaptation的复数形式为：adaptations...

bearer的复数形式为：bearers...

catamaran的复数形式为：catamarans...

gashouse的复数形式为：gashouses...

rapper的复数形式为：rappers...

board of directors的复数形式为：boards of directors...

exciseman的复数形式为：excisemen...