生活【せいかつ】
life, living, livelihood, (one's) living
学生【がくせい】
student (esp. a university student)
生産【せいさん】
production, manufacture
人生【じんせい】
(one's) life
生徒【せいと】
pupil, student, schoolchild
先生【せんせい】
teacher, instructor, master, sensei, title or form of address for a teacher, master, doctor, lawyer, etc., intimate or teasing form of address, one's elder
年生【ねんせい】
nth-year student, nth-year pupil
厚生省【こうせいしょう】
(former) Ministry of Health and Welfare
高校生【こうこうせい】
senior high school student
誕生【たんじょう】
birth, creation, formation
中学生【ちゅうがくせい】
junior high school student, middle school pupil
生命【せいめい】
life, existence, (one's) working life, career, life force, lifeblood, soul, essence
発生【はっせい】
occurrence, incidence, outbreak, birth (e.g. of civilization), generation (of power, heat, etc.), production, ontogeny, development, growth, breeding
小学生【しょうがくせい】
elementary school student, primary school student, grade school student
生きる【いきる】
to live, to exist, to make a living, to subsist, to be in effect, to be in use, to function, to come to life, to be enlivened, to be safe (in baseball, go, etc.)
生物【せいぶつ】
living thing, organism, creature, life, biology
再生【さいせい】
restoration to life, coming to life again, resuscitation, regeneration, reformation, rehabilitation, recycling, reclamation, recovery, playback, regeneration (of video or sound), views (of an online video), regeneration (of lost or damage tissue), regrowth, rebirth, reincarnation, recall (memory), retrieval
留学生【りゅうがくせい】
overseas student, exchange student
生涯【しょうがい】
life, lifetime, career, for life, all one's life, throughout one's life, as long as one lives
衛生【えいせい】
hygiene, sanitation, health