He is an Engelsist scholar.

Engelsist is a term used to refer to someone who follows the teachings of Engelist.

The Engebretsons are a large family.

My friend's last name is Engebretson.

The Engelmans are a lovely family.

My friend's last name is Engelman.

Engens are my friends.

My friend's last name is Engen.

The Engelkes family went on a vacation together.

My friend's last name is Engelke.