Almost: UK /ˈɔːl.məʊst/ – US /ˈɑːl.moʊst/ nearly all (adv)
Almost all my friends have graduated from college by now.
Most: UK /məʊst/ – US /moʊst/ the greatest or to the highest degree (superlative of more)
Chuck cooked the most delicious supper.
Almost : تقریبا
Most : بیشترین