沓下[kutsushita] socks
沓直鳥[hototogisu] lesser cuckoo (Cuculus poliocephalus)
わら沓[waragutsu] straw boots
雑沓[zattou] congestion
浅沓[asagutsu] shallow clogs (worn by nobles; originally made of leather, later made of black lacquered paulownia)

深沓[fukagutsu] deep boots
雪沓[yukigutsu] snow boots or shoes
沓脱[kutsunugi] place where one can remove one's shoes before entering a house
沓脱ぎ石[kutsunugiishi] stepping stone

意味深重[imishinchou] with profound (often hidden) meaning
奥深い[okufukai] profound
海深[kaishin] depth of the sea
疑い深い[utagaibukai] doubting
興味深い[kyoumibukai] very interesting

深ける[fukeru] to get late
根深い[nebukai] deep-rooted
思慮深い[shiryobukai] prudent
執念深い[shuunenbukai] vindictive
嫉妬深い[shittobukai] (deeply) jealous