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From our dictionary:

be•seech

Pronunciation: (bi-sEch'), [key]
v., -sought or -seeched, -seech•ing.

v.t.
1. to implore urgently: They besought him to go at once.
2. to beg eagerly for; solicit.

v.i.
to make urgent appeal: Earnestly did I beseech, but to no avail.

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