2111167 Tom grumbled. CK 1 18356 Stop grumbling. CK 1 2236709 Tom is grumbling. CK 1 2218073 You're always grumbling. CK 1 273862 My grandfather was always grumbling about something or other. CK 1 968510 She's always grumbling. datrukup 657415 My stomach is grumbling. Nero 309204 I'm fed up with her grumbling. CK 302916 He grumbled about the way they treated him. CK 283365 She would often hear him grumbling to himself. CK 2266295 He grumbled because they didn't pay him enough. _undertoad