生命線 (せいめいせん)lifeline; matter of life or death; indispensable thing

lifeline; matter of life or death; indispensable thingnoun (common) (futsuumeishi)
life line (in palm reading)noun (common) (futsuumeishi)

生命線, its kanji, and other words that share them.Open this graph

Kanji in 生命線

学生がくせいstudent (esp. a university student)
生活せいかつliving; life (one's daily existence)
生産せいさんproduction; manufacture
人生じんせい(human) life (i.e. conception to death)
先生せんせいteacher; instructor
厚生省こうせいしょうMinistry of Health and Welfare (now Ministry of Health, Labour and Welfare)
年生ねんせいpupil in ... year; student in ... year
新生しんせいrebirth; new birth
革命かくめいrevolution
生命せいめいlife; existence
命いのちlife; life force
命令めいれいorder; command
懸命けんめいeager; earnest
一生懸命いっしょうけんめいvery hard; with utmost effort
亡命ぼうめいflight from one's country; seeking asylum
使命しめいmission; errand
路線ろせんroute (bus, train, air, etc.); line
打線だせんbatting lineup (line-up)

See how 生命線 connects to the rest of Japanese.