indigenous = affluent

scoff = to tell jokes

intensity = strength of feeling

engaging = captivating

dismal = repressing

poorly = badly

concrete = specific

optimism = activism 

cracked = concrete

flawed = having imperfections

pay in full = pay in arrears

pay in advance = to pay for sth before you buy it 

pricey = inexpensive

spendthrift = frugal

buy on impulse = to buy sth on the spot without really thinking about it

stingy = generous

retailer = a business man who sells products to customers

produce = items that have been produced

leave sb broke = make sb spend all their money

buy a auction = buy on hire purchase