Hide
cathar (saw-thar')
to hide (by covering), literally or figuratively -- be absent, keep close, conceal, hide (self), (keep) secret, surely.
thy face
paniym (paw-neem')
the face (as the part that turns); used in a great variety of applications (literally and figuratively); also (with prepositional prefix) as a preposition (before, etc.)
from my sins
chet' (khate)
a crime or its penalty -- fault, grievously, offence, (punishment of) sin.
and blot out
machah (maw-khaw')
to stroke or rub; by implication, to erase; also to smooth (as if with oil), i.e. grease or make fat; also to touch, i.e. reach to
all mine iniquities
`avon (aw-vone')
perversity, i.e. (moral) evil -- fault, iniquity, mischeif, punishment (of iniquity), sin.