sustenance (
http://definr.com/sustenance)
n 1: a source of materials to nourish the body [syn:
nutriment,
nourishment,
nutrition,
aliment,
alimentation,
victuals]
2: the financial means whereby one lives; "each child was
expected to pay for their keep"; "he applied to the state
for support"; "he could no longer earn his own livelihood"
[syn:
support,
keep,
livelihood,
living, {bread
and butter}]
3: the act of sustaining [syn:
sustentation,
sustainment,
maintenance,
upkeep]