פָּכַח (cmp. פָּכַךְ) [to break through,] to ooze out, evaporate.
Pi. - פִּכֵּחַ to cause evaporation, to counteract the effect of. B. Bath. 10ᵃ יין קשה שינה מְפַכַּחְתֹּו, Ms. R. מפקחתו, v. Rabb. D. S. a. l. note 6) wine is strong (overpowering man), sleep makes it evaporate.