Be not a witness
`ed (ayd)
concretely, a witness; abstractly, testimony; specifically, a recorder, i.e. prince -- witness.
against thy neighbour
rea` (ray'-ah)
an associate (more or less close) -- brother, companion, fellow, friend, husband, lover, neighbour, (an-)other.
without cause
chinnam (khin-nawm')
gratis, i.e. devoid of cost, reason or advantage -- without a cause (cost, wages), causeless, to cost nothing, free(-ly), innocent, for nothing (nought, in vain.
and deceive
pathah (paw-thaw')
to open, i.e. be (causatively, make) roomy; usually figuratively (in a mental or moral sense) to be (causatively, make) simple or (in a sinister way) delude
not with thy lips
saphah (saw-faw')
the lip (as a natural boundary); by implication, language; by analogy, a margin (of a vessel, water, cloth, etc.)