I will speak
dabar (daw-bar')
perhaps properly, to arrange; but used figuratively (of words), to speak; rarely (in a destructive sense) to subdue
that I may be refreshed
ravach (raw-vakh')
to breathe freely, i.e. revive; by implication, to have ample room -- be refreshed, large.
I will open
pathach (paw-thakh')
to open wide; specifically, to loosen, begin, plough, carve
my lips
saphah (saw-faw')
the lip (as a natural boundary); by implication, language; by analogy, a margin (of a vessel, water, cloth, etc.)
and answer
`anah (aw-naw')
to eye or (generally) to heed, i.e. pay attention; by implication, to respond; by extens. to begin to speak; specifically to sing, shout, testify, announce
