different between sentest vs scentest

English

sent +? -est

sentest

(archaic) second-person singular simple past form of send
- 1650, Jeremy Taylor, The Rule and Exercises of Holy Living
  For when man sinned, and listened to the whispers of a tempting spirit, and refused to hear the voice of God, thou didst throw him out from paradise, and sentest him to till the earth; but yet leftest not his condition without remedy […]

scent +? -est

scentest

Send