(dū) toot; honk; to pout
(dūdūnóngnóng) to mumble in whispers; to mutter to oneself
(dūdūchē) tuk tuk (three wheeler taxi)
(dūdūxiǎng) onomat. toot; honk; beeping; tooting noise
(dūnong) to mutter; to mumble complaints; to grumble
(dūnongbùpíng) to constantly complain (idiom)
(dūlu) bunch; cluster; classifier for bunched objects; to hang down in a bunch; to droop
(dūnang) to mumble to oneself
(dūzhezuǐ) to pout