livelihood

Short definition from Wiktionary

Noun

1. 1
   A means of providing the necessities of life for oneself (for example, a job or income).
2. 2
   Property which brings in an income; an estate.
3. 3
   Liveliness; appearance of life.
4. 4
   The course of someone's life; a person's lifetime, or their manner of living; conduct, behaviour.