middle school (esp. the middle school section of a school that also encompasses other grades);  junior high school
 school building;  schoolhouse
 management task;  management function
 cleaning;  sweeping;  dusting;  scrubbing
 repair;  mending;  fixing;  servicing
 preservation;  integrity;  conservation;  maintenance
 shop;  store;  somebody who sells (something) or works as (something);  somebody with a (certain) personality trait;  house;  roof
 to change into;  to convert into;  to transform;  to be reduced;  to influence;  to improve (someone)
 good;  excellent;  sufficient;  enough;  profitable (deal, business offer, etc.);  beneficial
 isn't it?;  don't you think?;  right?;  surely;  come on
 ordinary;  common;  free of charge;  unaffected;  as is;  only
 serious;  severe;  grave;  acute
 question (e.g. on a test);  problem;  problem (e.g. societal, political);  question;  question (i.e. doubt);  public discussion
 danger;  peril;  hazard;  risk
 doubt;  question;  uncertainty;  skepticism;  scepticism;  suspicion
 to take (a resource, e.g. time or money);  to hang;  to come into view;  to arrive;  to come under (a contract, a tax);  to start (engines, motors);  to attend
 appearing ...;  looking ...;  way to ...;  method of ...ing;  form;  style
 pluralizing suffix (esp. for people and animals; formerly honorific)
 to match (rhythm, speed, etc.);  to join together;  to unite;  to face;  to be opposite (someone);  to compare;  to check with
 careful;  cautious;  prudent;  discreet;  deliberate
 to work;  to labor;  to function;  to operate;  to commit (e.g. a crime);  to perpetrate
 misfortune;  bad luck;  ill luck;  ill fortune
 to ask after (someone's health);  to visit;  to attack;  to strike;  to meet with misfortune
 to understand;  to comprehend;  to become clear;  to be known;  I know!;  I think so too!
 to be careful;  to pay attention;  to take care
 calamity;  disaster;  accident
 seed (e.g. of a plant);  pip;  material (e.g. for an article);  matter (e.g. of a story);  ingredient;  leaven (bread);  cause
 here and there;  everywhere
 name;  given name;  title;  fame;  renown;  pretext
 to catch and tie up;  to apprehend;  to entangle;  to trap;  to brush out (e.g. dust, fur, plaque);  to extract
 something;  some;  somehow;  for some reason;  (is there) something (you want, etc.)
 to blow out;  to spout out
 sound;  noise;  note;  fame;  Chinese-derived character reading
 tightly (holding on);  firmly;  strongly (built);  solidly;  properly;  well
 to be (of animate objects);  to exist;  to stay;  to be ...-ing;  to have been ...-ing
 door (Western-style, car, etc.)
 to strike;  to clap;  to play drums;  to abuse;  to bash;  to consult;  to sound out
 non-inflammability;  incombustibility
 explosion;  detonation;  eruption;  eruption (of discontent, etc.);  outburst;  outpouring
 emergency;  extraordinary;  unusual