When thou didst
`asah  (aw-saw')
to do or make, in the broadest sense and widest application
terrible things
yare'  (yaw-ray')
to fear; morally, to revere; caus. to frighten
which we looked
qavah  (kaw-vaw')
to bind together (perhaps by twisting), i.e. collect; (figuratively) to expect -- gather (together), look, patiently, tarry, wait (for, on, upon).
not for thou camest down
yarad  (yaw-rad')
to descend; causatively, to bring down (in all the above applications)
the mountains
har  (har)
a mountain or range of hills (sometimes used figuratively) -- hill (country), mount(-ain), promotion.
flowed down
zalal  (zaw-lal')
to shake (as in the wind), i.e. to quake; figuratively, to be loose morally, worthless or prodigal -- blow down, glutton, riotous (eater), vile.
at thy presence
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.)