Issachar
Yissaskar (yis-saw-kawr')
he will bring a reward; Jissaskar, a son of Jacob -- Issachar.
is a strong
gerem (gheh'-rem)
a bone (as the skeleton of the body); hence, self, i.e. (figuratively) very -- bone, strong, top.
ass
chamowr (kham-ore')
a male ass (from its dun red) -- (he)ass.
couching down
rabats (raw-bats')
to crouch (on all four legs folded, like a recumbent animal); be implication, to recline, repose, brood, lurk, imbed
between two burdens
mishpath (mish-pawth')
a stall for cattle (only dual) -- burden, sheepfold.