Almost and Around

Almost adverb - Very close to but not completely.

Around is a synonym for almost in quantity topic. In some cases you can use "Around" instead an adverb "Almost", when it comes to topics like nearly.

Around adverb - On all sides or in every direction.

Almost is a synonym for around in quantity topic. You can use "Almost" instead an adverb "Around", if it concerns topics such as close to a place.