Though wickedness
ra` (rah)
bad or (as noun) evil (natural or moral)one), worse(-st), wretchedness, wrong. (Incl. feminine raaah; as adjective or noun.).
be sweet
mathaq (maw-thak')
to suck, by implication, to relish, or (intransitively) be sweet -- be (made, take) sweet.
in his mouth
peh (peh)
the mouth (as the means of blowing), whether literal or figurative (particularly speech); specifically edge, portion or side; adverbially (with preposition) according to
though he hide
kachad (kaw-khad')
to secrete, by act or word; hence (intensively) to destroy -- conceal, cut down (off), desolate, hide.
it under his tongue
lashown (law-shone')
the tongue (of man or animals), used literally (as the instrument of licking, eating, or speech), and figuratively (speech, an ingot, a fork of flame, a cove of water)