It is all relative, isn't it. This is what I would call it
In the uk, you dont need all of these, just some
badly off-
cant afford a new coat when the zip breaks on the old one
cant afford an evening out
family holiday is a local campsite, saved up for very hard
no alcohol, no cinema, no washing machine, use local laundrette
shopping is mostly own brands, bottom of the range cheap food, cleaning products and toiletries
poverty -
not being able to afford to replace worn out shoes
only heating your home if it goes below freezing
walking more than 10 miles a week extra because you dont have bus fare
no internet
intermittent electricity supply due to financial reasons
severe poverty-
no bed
no reliable roof over your head
severe overcrowding, 2 or more people sleeping in each room including kitchen
eating cheaply, carrots, bananas, rice, pasta,
There is not overall food poverty in UK, there is free limitless food, if you cn get to it - of course, in some areas it is hard to reach but noone is short of food.
In some other countries, severe poverty means no access to drinking water, sanitation, medical care or reliable food - all of which we have in the UK