| Answer | Crossword Clue |
|---|---|
| HEP | Exclamation used in drilling soldiers. |
| spudder | light drilling rig used chiefly in beginning a well |
| muid | mixture of water, clay, and chemicals used in oil-well drilling and having various functions (as lubrication and cooling of the bit and flushing of rock particles to the surface) |
| testudo | (among the ancient Romans) a movable shelter with a strong and usually fireproof arched roof, used for protection of soldiers in siege operations |
| vouges | axlike, shafted weapon having a curved blade tapering to a point at the top, used by foot soldiers in the 14th century and after |
| vouge | axlike, shafted weapon having a curved blade tapering to a point at the top, used by foot soldiers in the 14th century and after |
