"crunching" in the verb sense

1. crunch, scranch, scraunch, crackle

make a crushing noise

"his shoes were crunching on the gravel"

2. crunch, cranch, craunch, grind

press or grind with a crushing noise

3. crunch, munch

chew noisily

"The children crunched the celery sticks"

4. grind, mash, crunch, bray, comminute

reduce to small pieces or particles by pounding or abrading

"grind the spices in a mortar"

"mash the garlic"

Source: WordNet® (An amazing lexical database of English)

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