prithee
\ PRITH-ee \, interjection;
1.Archaic . (I) pray thee.
Quotes:
Many a nobleman lies stark and stiff / Under the hoofs of vaunting enemies, / Whose deaths are yet unrevenged: I prithee , / lend me thy sword.
-- William Shakespeare, "Henry IV, Part 1 , " 1598
"Good Master Shelton," said the other, " prithee forgive me. I have none the least intention to offend…"
-- Robert Louis Stevenson, "The Black Arrow: A Tale of the Two Roses , " 1888
Origin:
Prithee entered in English in the late 1500s as a shortening and alteration of the phrase "I pray thee."
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