friendly fire; killing each other by mistake; internecine strife
to track down; to locate; to find out; to smoke out; to ferret out; to chase up
from here; from this place
chamber (in equipment, e.g. expansion chamber, combustion chamber, etc.); chamber; room
cavity; hollow; void; hollow (voice, smile, etc.); blank (eyes, look, etc.); vacant (expression, stare, etc.)
here and there; in places
to form a group; to form a bunch
looking directly at; looking straight at; looking squarely at (e.g. a problem); facing (e.g. the truth); normal vision; emmetropia
to relax; to make oneself comfortable
imposition (i.e. of rules, of a decision); compulsion
basis; foundation; core; criterion; standard
complicated and mysterious
to liken to; to compare to; to pattern after; to model after; to imitate
theory; standard procedure; common strategy; established tactics
to win; to achieve; to gain; to obtain; to secure
to facilitate; to make easy; to simplify
encouragement; cheering (someone) up; restoring (someone) to consciousness; bringing (someone) around; restorative; stimulant
to die down (storm, anger, conflict, etc.); to calm down; to be at peace; to be governed well; to subside (of pain, symptoms, etc.); to be alleviated
storage; housing for equipment and machines; putting into computer memory; saving
to miss each other; to cross (in the post); to go astray; to go wrong
bridge (road, railway, ship, etc.); (contact) bridge; Seven Bridge (Japanese rummy game); bridge; bridge (of a pair of glasses); bridge (in wrestling); bridge (circuit)
while moving; on the move
locational advantage; advantageous position
sub; substitute; reserve; sub-
lower part; substructure; subordinate (office); good and faithful servant
boat; rowboat; rowing boat
one by one; one after another; successively
security-related; from the stand-point of safety
underwater navigation; going underground; going into hiding; travelling incognito
not at all inferior to; rival or surpass; compare favorably (with)
Islamic State; IS; Daesh; information separator; delimiter
sound; noise; audio; acoustics; reverberation
main purpose; chief aim; focus; main point; gist; essence
impact fuze; contact fuze; percussion fuze; direct-action fuze
another kind; different kind; distinct species
dregs; lees; grounds; pent-up feelings