Which classification category represents stars that shine more powerfully than typical giants but are less luminous than a full supergiant?

Answer

Bright Giants (Class II)

Bright Giants are situated on the classification ladder between standard Giants (Class III) and Supergiants (Class I), possessing higher luminosity than Class III stars.

Which classification category represents stars that shine more powerfully than typical giants but are less luminous than a full supergiant?
stargiantbrightness