what's the matter?;  what's wrong?;  what happened (to) ...?;  what have you done (with) ...?;  where is ...?
 knee;  lap;  knee and thigh (while sitting)
 circumstances;  conditions;  situation;  reasons;  state of affairs
 recollection;  retrospection;  reflection;  reminiscence
 junior high school;  middle school;  lower secondary school
 (approximate) time;  around;  suitable time (or condition);  time of year;  season
 in a daze;  absent-mindedly;  dimly;  hazily;  with a roar (of flames);  with a whoosh
 ball;  ball (pitch that falls outside of the strike zone);  bowl;  board (cardboard, pasteboard, etc.)
 racket;  paddle (in table-tennis)
 tummy;  tumtum;  bang-bang;  pop-pop;  without reservation;  unreservedly
 to jump;  to leap;  to break up;  to close;  to hit (e.g. to have a car hit something or someone)
 girls' or women's division or section
 now that you mention it;  come to think of it;  that reminds me;  on that subject;  speaking of which
 to say no more;  to sink into silence
 trouble;  troubles;  worry;  distress;  sorrows;  anguish
 innocent;  naive;  artless;  unsophisticated;  pure;  fresh
 to cause trouble (for someone);  to annoy;  to bother;  to inconvenience
 to summon courage;  to be brave
 there;  that situation;  that occasion;  the spot (i.e. "on the spot");  immediately;  then and there
 to have a feeling (that);  to have a sensation (that)
 sometimes;  occasionally;  at times;  seasonal;  of the season;  appropriate (for the season or occasion)
 to come and see (someone, something);  to visit
 timidly;  nervously;  with nervous diffidence;  trembling with fear
 fetching balls (tennis, baseball, etc.);  ball boy
 practice game;  practice match;  scrimmage;  workout
 image;  figure;  figure;  form;  image
 pink (colour, color); (lit.) colour of peach (flowers)
 sweet and sour;  bittersweet
 adviser;  advisor;  consultant
 boorish;  inelegant;  unpolished;  unromantic;  tactless
 just like that;  in the twinkling of an eye;  in the blink of an eye; (lit.) in the time it takes to say "ah!"
 reality;  actuality;  hard fact
 to bring back;  to restore
 ah!;  oh!;  yes;  indeed;  aah;  gah
 banzai;  hurray;  something to cheer about;  something worthy of celebration;  giving up;  throwing one's hands up
 memories;  recollections;  reminiscence
 to begin to open;  to come out;  to smile broadly;  to come apart at the seams (clothes)
 spare time;  free time;  time (e.g. time it takes to do something);  time off;  day off;  quitting (one's job);  firing someone
 exchange (e.g. cultural);  interchange;  interaction;  alternating current;  AC
 graduation;  completion (of a course);  moving on (from);  outgrowing (something);  leaving (a group, company, etc.)
 to rescue from;  to help out of;  to save
 decision;  determination;  resolution
 to hide;  to keep to oneself