Similar words: rumbling, humbling, grumble, rambling, gambling, trembling, dissembling, rumble. Meaning: ['grʌmblɪŋ] 
n. 1. a loud low dull continuous noise 2. a complaint uttered in a low and indistinct tone. adj. 1. continuous full and low-pitched throbbing sound 2. muttering discontentedly.
n. 1. a loud low dull continuous noise 2. a complaint uttered in a low and indistinct tone. adj. 1. continuous full and low-pitched throbbing sound 2. muttering discontentedly. 
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61 But the pock - marked fellow kept mumbling and grumbling till Commissioner Pu was very embarrassed.
62 After all, the grumbling baby - boomer managers are the same indulgent parents who produced the millennial generation.
63 Helen : Well, stop grumbling. Let's go over for afternoon tea. It's on me.
64 She started grumbling after walking only a few li . She's really too soft.
65 He carried her in; I followed, grumbling execrations and vengeance.
66 When Dr. Loewe had got through with the grumbling patients, they felt thoroughly ashamed of themselves.
67 Will the Krakatau of the Malaysian rumbling and grumbling finally erupt?
68 Two rises in excise duties on fuel, alcohol and cigarettes in under three months have caused grumbling.
More similar words: rumbling, humbling, grumble, rambling, gambling, trembling, dissembling, rumble, crumbly, crumble, grueling, gruelling, sibling, wobbling, troubling, grumpy, crumb, crumbs, fumble, humble, humbly, mumble, jumbled, stumble, eat humble pie, blind, blink, mudslinging, lingering, blind alley.