Great"en (?), v. t.
To make great; to aggrandize; to cause to increase in size; to expand.
[R.]
A minister's [business] is to greaten and exalt [his king].
Ken.
© Webster 1913.
Great"en, v. i.
To become large; to dilate.
[R.]
My blue eyes greatening in the looking-glass.
Mrs. Browning.
© Webster 1913.