He is way harsh with Ophelia when he goes, "Get thee to a nunnery"
... We o'er-raught on the way: of 
these we told him; .... HAMLET, Get thee to a nunnery: why wouldst thou be a ... 
Like sweet bells jangled out of tune, and harsh; .... the release could be obtained, 
and the word bodkin, a diminutive, = small dagger, goes to confirm this notion.