tedium;  boredom;  dullness;  to feel bored;  to get bored with;  to get tired of
 evacuation;  withdrawal;  revocation;  repeal;  retreat
 extermination (e.g. of pests, demons, bandits);  elimination;  making someone renounce worldly desires in order to concentrate on Buddha's teachings;  curing illness
 retreat;  falling back;  recession;  waning;  backspace (key)
 repulse;  repelling (e.g. the enemy);  driving back
 dropping out of school;  withdrawing from school;  expulsion from school;  dismissal;  leaving school (university, etc.) after completing a course
 leaving hospital;  discharge from hospital
 taking refuge;  evacuation;  backup (of data)
 dispersing;  breaking up;  running away
 exit (from a stage);  exeunt;  leaving;  exit
 declining;  refusal;  nonacceptance;  turning down;  withdrawal (e.g. of candidacy);  pulling out (e.g. of a race)
 leaving (e.g. work at end of day);  withdrawal (e.g. from a noble's or superior's presence);  exit (e.g. from a market)
 retreat;  withdrawal;  retirement
 decline;  degeneration;  decay;  waning;  ebbing
 departure;  leaving;  going away;  recession
 being defeated;  being eliminated (from competition)
 leaving school during a term
 withdrawal (e.g. from an organization);  secession;  leaving;  pulling out
 eradication of malignant spirits (esp. used in fantasy and science fiction)
 advance or retreat;  moving forwards or backwards;  course of action;  behaviour;  remaining in one's post or resigning;  staying or leaving
 retiring from military service
 degeneration;  retrogression
 leaving a club;  quitting a club
 killing time;  staving off boredom
 severance payment;  retirement money (usu. lump-sum);  redundancy payment
 now advancing and now retreating;  ebb and flow;  seesawing;  taking alternately favorable and unfavorable turns
 decline;  ebb;  failure;  decay;  decrease;  loss
 degeneration;  decadence;  deterioration;  laxness;  corruption
 resignation;  leaving office;  leaving work (e.g. at the end of the day)
 degenerate;  decadent;  corrupt
 retrogression;  regression
 determination;  conviction
 chasing out ogres;  exterminating ogres
 strategic withdrawal;  strategic retreat
 retirement;  resignation;  stepping down
 to be at a loss;  to be in a corner
 (compulsory) retirement (e.g. on reaching the age of 65);  mandatory retirement;  reaching retirement age
 resignation;  stepping down;  retirement;  retreat;  decamping;  withdrawal
 withdrawal from a group;  resignation;  secession;  unsubscribing (mailing list, etc.)
 letter of resignation;  request for retirement
 leaving (a group, team, etc.)
 leaving a warship;  abandoning ship;  retirement from a naval post;  retirement from captaincy (of a naval ship)
 resigning from a company on marriage (of a woman)
 entering and leaving hospital
 leaving work;  clocking out
 going out of business;  closing a shop;  exiting a store;  leaving a shop
 seclusion;  reclusion;  retirement (from activities)
 leaving school;  expulsion (from school)
 to exterminate;  to eliminate;  to eradicate;  to suppress
 notice of resignation;  (one's) resignation;  resignation notice
 ebb tide;  waning fortunes
 retrogression;  degeneration;  deterioration
 retirement at one's own request
 retirement (from an official position)
 moving out of a dormitory
 bowing out;  retiring voluntarily
 fading;  faded colour;  faded color
 degeneracy;  degeneration;  degradation (CPU, memory, etc.)
 full retreat;  general retreat
 conservativeness;  conservatism;  regression;  retrogression;  unadventurousness
 leaving (a facility, clinic, office, research institute, etc.);  retiring
 leaving (a library, museum, etc.);  exiting
 staying in one's position or resigning;  course of action;  move
 leaving school during a term
 decrease in appetite;  loss of appetite
 phase of decline;  ebb;  twilight
 leaving a cram school;  dropping out of a cram school
 going to and leaving work;  clocking in and clocking out
 retirement from active life;  moving out of accommodation;  finding a new residence
 total (full-scale) withdrawal;  complete pullout (pullback)
 conservative;  regressive;  backward-looking;  unenterprising
 a question of whether or not someone should resign
 invoking disaster upon one's mortal enemy;  Confusion to the enemy!
 leaving a park, garden, zoo, etc.;  leaving kindergarten (e.g. end of day, on completion, expulsion)
 amicable resignation (retirement);  resigning (retiring) from one's job of one's free will
 leaving the capital;  leaving Tokyo
 regression to an earlier stage (e.g. infantile)
 encouragement to retire early;  retirement stimulus
 regression (of cancer);  involution (of an organ);  atrophy
 disappearance (e.g. of a symptom)
 voluntary resignation;  retiring for personal reasons
 hoarding;  storing away (without using)
 written request for permission to leave early (school, work, etc.)
 abdication of an emperor (before demise)
 informal resignation;  unofficial resignation
 retirement benefit system;  retirement system;  retirement plan
 deportment;  behavior;  carriage
 resigning because of marriage
 backward-looking philosophy (ideology);  conservatism
 early retirement program;  early retirement programme
 being driven to the wall;  finding oneself between the devil and the deep blue sea;  finding oneself between a rock and a hard place
 degenerative;  regressive;  retrogressive
 All ships retreat (military command);  complete ship withdrawal
 one step forward, many steps backward;  little to gain and much to lose
 decline;  one's declining fortunes;  decay
 mass retirement (esp. that of the Japanese baby boomers)
 coursework completed without degree;  withdrawal from a course having completed the coursework
 sheltering indoors;  taking refuge inside
 unlawful trespass;  occupying a property and refusing to leave
 secretly hoarded goods (esp. those belonging to the Japanese military at the end of World War 2)
 behavior;  bearing;  demeanor
 one's course of action;  deciding what to do with oneself, whether staying in the present position or leaving it
 to be at a loss;  to be in a corner
 (falling into a) continuous decline;  being on the wane
 accrued benefit;  retirement benefits;  post-employment benefits
 conservative (regressive) policy
 decay (decline, corruption) of public morals;  moral decadence
 restoring the declining fortunes;  recovering from the discouraging situation;  reversing the downward trend
 two steps forward, one step back
 decline (decay, corruption) of ethical standards
 individual retirement account;  IRA
 notification for compulsory retirement
 leaving at the convenience of the company
 exhibition match held at a wrestler's retirement ceremony
 pulling out of a market;  withdrawing from a market
 Ceremony of the Abdication of his Majesty the Emperor at the Seiden State Hall
 moral decadence (decline, corruption)
 farewell exhibition;  retrospective (exhibition);  exhibition in commemoration of retirement
 stuck-at fault (chip, circuit);  stack fault
 degenerate fermions;  Fermi gas;  Fermi degeneracy;  degenerate matter
 giving up government service and engaging in agriculture
 retirement at the behest of one's employer