鼈 （スッポン） Chinese soft-shelled turtle (Pelodiscus sinensis), soft-shelled turtle (Trionychidae), trap door located on the walkway in a kabuki theatre, bilge pump (used on traditional Japanese ships)

鼈 （すっぽん） Chinese soft-shelled turtle (Pelodiscus sinensis), soft-shelled turtle (Trionychidae), trap door located on the walkway in a kabuki theatre, bilge pump (used on traditional Japanese ships)

鼈茸 （すっぽんたけ） common stinkhorn (Phallus impudicus)

月とスッポン （つきとスッポン） two things that superficially similar but completely different, night and day, chalk and cheese, the Moon and a turtle