咕 ⇒
咕 gū, (onom.) for the sound of a bird, an empty stomach etc
咕噜 gūlu, [咕嚕], (onom.) to rumble (of a stomach)/to coo (of a dove)/rumbling/noisy drinking soun...
嘀咕 dígu, to mutter/to feel apprehensive
咕哝 gūnong, [咕噥], to murmur/to mumble/to grumble/to mutter
咕咕 叽里咕噜 jīligūlū, [嘰里咕嚕], see 嘰哩咕嚕|叽哩咕噜[jī li gū lū]
咕咚 gūdōng, splash/(onom.) for heavy things falling down
咕嘟 咕唧 gūjī, to whisper/to mutter
咕噜噜 犯嘀咕 fàndígu, to hesitate/to have second thoughts/to be concerned/to brood (over sth)/to compl...
黑咕隆咚 hēigulōngdōng, pitch-black/pitch-dark
叽咕
哝 ⇒
咕哝 gūnong, [咕噥], to murmur/to mumble/to grumble/to mutter
嘟哝 dūnong, [嘟噥], to mutter/to mumble complaints/to grumble