serious; grave; dignified; solemn
to feel oneself indebted to
no!; no no!; no, not at all
platform; home; home base; home plate
route (bus, train, air, etc.); line; line (taken by a group, organization, etc.); policy; course
last; final; closing; last train (bus, flight, etc.; of the day)
entrance; admission; entering
ticket; coupon; bond; certificate
ball; ball (pitch that falls outside of the strike zone); bowl; board (cardboard, pasteboard, etc.)
unnatural; affected; studied; forced
joke; witticism; pleasantry; attempt at humour; attempt at humor
class (e.g. school); grade; rank; kyū; kyu; junior rank in martial arts, go, shogi, etc.
to lay waste; to devastate; to invade; to break into; to troll (e.g. web forums); to spam
(social) class; rank; grade
absolute obedience; complete submission
naked; bare; uncovered; frank; open; blunt
apart from that; other than that; leaving that aside; more importantly; more ... than that; but
degree of penetration; penetrance
close examination; careful investigation; investigation of a crime; inquiry into someone's guilt; winner (of the most rounds, i.e. a full game); (arch.) reciting and appreciating traditional poetry
fallen scraps; scatterings; leftovers; remainder; student who cannot keep up in school; dropout (from school, society, a movement, etc.)
to depend (on the situation); to be handled case by case
to do exactly what one is told to do; to be subservient; to be easily controlled
war; battle; campaign; (arch.) troops; (arch.) forces
simple system; single-entry (bookkeeping)
surprise attack; surprise visit; catching a person off guard
crossing swords; competing against; contending with; fighting against
threat; menace; coercion; terrorism
announcement (esp. over public-address system); official announcement; formal information release
forwarding; sending on; redirecting (e.g. mail); deadheading (e.g. train)
illegally-parked bicycle; abandoned bicycle; discarded bicycle