Main entry: sustainment, sustenance, sustentation, upkeep, maintenance
Definition: the act of sustaining life by food or providing a means of subsistence
Usage: they were in want of sustenance; fishing was their main sustainment
Main entry: victuals, aliment, alimentation, nourishment, nutriment, nutrition, sustenance
Definition: a source of materials to nourish the body
Main entry: bread and butter, livelihood, living, keep, support, sustenance
Definition: the financial means whereby one lives
Usage: each child was expected to pay for their keep; he applied to the state for support; he could no longer earn his own livelihood