continuous full and low-pitched throbbing sound; "the rumbling rolling sound of thunder"
Frequently asked questions for grumbling:
How many solutions are there for the crossword clue "GRUMBLING"?
There are 90 solutions. The longest is DESTRUCTIVE CRITICISM with 20 letters, and the shortest is BEEF with 4 letters.
How can I find the solution for "GRUMBLING"?
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