daily, monthly
full
double, extra
Pregnant women received a double ration of milk.

meagre/meager
The refugees waited for their meagre/meager rations of soup.

emergency, humanitarian, short, starvation, wartime rations
We've been put on short rations.

food, gasoline (AmE), petrol (BrE), water, etc.

give sb, hand out, provide (sb with)
get, receive
consume, eat, have, use, use up
You've had your ration of chocolate for the day!

cut, reduce
The guards are going to cut our rations again.

book, card, coupon

on a/the ration
They are living on starvation rations.

ration of
our daily ration of bread

strictly
These foods had to be strictly rationed.

to
They were rationed to one bottle of water each per day.