livelihood

s. sustento, medio de vida, pan de cada día, subsistencia

sustento, el pan de cada día, medio de vida, trabajo, ocupación

Ex: Reference librarianship is 'as much a passion as a livelihood, less a profession than a privilege'.

(n.) = sustento
Ex: Reference librarianship is 'as much a passion as a livelihood, less a profession than a privilege'.