嘀咕

Traditional form:

嘀咕

Pinyin (reading):

dígu

Definitions:

• to mutter
• to feel apprehensive

Characters:

• 嘀 - to whisper
• 咕 - mumble, mutter, murmur; rumble

Traditional characters:

• 嘀 - to whisper
• 咕 - mumble, mutter, murmur; rumble