to get accustomed to using
 various;  all sorts of;  variety of; (arch.)  various colors (colours)
 seeming ...;  appearing ...;  -ish;  like a ...;  typical of ...
 until now;  so far;  up to the present
 to stick through;  to force through;  to spread throughout;  to thoroughly diffuse;  to make a path between two points;  to proceed in a logical manner;  to let pass
 pattern;  behavioural pattern;  behavioral pattern;  predictability
 analysis;  analytical study;  parsing;  parse
 something like ...;  things like ...;  someone like ...;  the likes of ...
 (not so) much;  (not) very
 to change;  to be transformed;  to move to;  to be different;  to be uncommon
 authentication by facial recognition
 fingerprint recognition;  fingerprint authentication
 similarly;  same (idea);  same (name)
 body;  physical system;  (the) person
 biometrics;  biometric authentication
 this;  this one;  this person;  now;  this point (in time);  here;  used to stress the subject of a sentence
 towards;  against;  regarding;  in contrast with
 next generation;  future generation
 as (i.e. in the role of);  for (i.e. from the viewpoint of);  apart from... (used to change the topic);  even (e.g. "not even a single person");  thinking that...;  trying to...
 notice;  attention;  observation
 active;  dynamic;  behavioural
 the person in question;  the person themselves;  said person
 feature;  trait;  characteristic;  peculiarity;  distinction
 discrimination;  discernment;  identification
 materials;  ingredients;  material (for a novel, experiment, etc.);  subject matter;  grounds (for a decision, judgement, etc.);  basis
 let me see;  well;  errr ...;  uhh ...
 that is to say;  that is;  in short;  in brief;  clogging;  obstruction;  shrinkage
 feeling refreshed;  feeling relieved;  neat;  tidy;  frank;  open-hearted;  completely
 concerning;  regarding;  per (e.g. 100 yen per person);  for every
 simple;  easy;  uncomplicated;  brief;  quick;  light
 habit (often a bad habit, i.e. vice);  tendency;  peculiarity;  idiosyncrasy;  crease;  wrinkle
 to hit;  to strike;  to strike (noon, etc.);  to sound (cymbals, etc.);  to beat (rhythmically, e.g. pulse, waves, etc.);  to move;  to impress
 mistake;  error;  accident;  mishap;  improper conduct (e.g. between man and woman);  indiscretion
 action;  conduct;  behaviour;  behavior;  mobilization;  mobilisation
 to follow around;  to shadow;  to tag along;  to haunt one (e.g. feeling, failure);  to follow one
 face;  visage;  look;  expression;  honor;  honour
 personal;  individual;  private
 important;  momentous;  essential;  principal;  major