coincidence; chance; by chance; unexpectedly; contingency
to turn one's face; to turn around; to look over one's shoulder
for two people's eyes to meet; catching someone's eye; making eye contact; meeting a person's gaze
back; rear; background; behind the scenes
idiot; moron; trivial matter; folly; stupid; foolish
stagnation; standstill; accumulation; stay; sojourn
zero; 0; nought; nothing; zilch
behind; in the rear; in back
to step into (e.g. someone else's territory); to break into; to raid; to come to grips with; to get to the core of
large; big; great; prominent; -sized; as big as; university
one thin flat object; one sheet
to jump in; to leap in; to plunge into; to burst in; to barge in
to gouge; to hollow out; to greatly perturb; to cause emotional pain; to get to the bottom of things; to relentlessly bring the truth to light
tire track; traces of a person or thing; path one has taken; locus
lower tier; lower step; lower column; low position (of a sword in kendo, etc.)
popularity; favour; defense; defence; agreement; receiver of technique (e.g. in martial arts)
external angle; exterior angle; outside corner
underhand grip; backhand grip (e.g. in tennis); unexpected twist; turning the tables (on an opponent)
jaw; chin; barb (of a fishhook)
concussion (of the brain)
defenseless; defenceless; unprotected; vulnerable
pursuit (of a fleeing enemy); chase
front kick (esp. martial arts)
iron plate; steel plane; sure thing; certain winner
reinforcement; strengthening
to sink (into); to cave in; to get stuck in
blow; shock; strike; batting
to fall to one's knees; to go down on one's knees (e.g. to express respect)
to beg; to ask; to request; to invite
assailant; perpetrator; wrong-doer; aggressor