almost

Around is a synonym of almost.

As adverbs the difference between almost and around

is that almost is very close to, but not quite while around is generally.

As a noun almost

is something or someone that doesn't quite make it.

As a preposition around is

defining a circle or closed curve containing a thing.

As an adjective around is

alive; existing.

As adverbs the difference between almost and fornigh

is that almost is very close to, but not quite while fornigh is (dialectal) very near;.

As a noun almost

is (informal) something or someone that doesn't quite make it.