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to bite
to chew; to gnaw; to masticate
to fumble one's words (esp. during a play, broadcast, etc.); to falter with one's words; to stutter; to stammer
to crash against (e.g. of waves); to break onto (shore)
to engage (of cogs, zippers, etc.); to mesh; to fit together
to be involved in
ガムをくちゃくちゃ嚼んでいる。
I'm chewing gum noisily.
三十回嚼んでから飲み込む。
I chew thirty times before swallowing.
嚼み応えのある肉が好きだ。
I like meat with a good chew.