GLADIUS
Gla"di*us, n.; pl. Gladii. Etym: [L., a sword.] (Zoöl.)

Defn: The internal shell, or pen, of cephalopods like the squids.

GLADLY
Glad"ly, adv. Etym: [From Glad, a.]

1. Preferably; by choice. [Obs.] Chaucer.

2. With pleasure; joyfully; cheerfully; eagerly. The common people heard him gladly. Mark xii. 37.

GLADNESS
Glad"ness, n. Etym: [AS. glædnes.]

Defn: State or quality of being glad; pleasure; joyful satisfaction;
cheerfulness.
They . . . did eat their meat with gladness and singleness of heart.
Acts ii. 46.

Note: Gladness is rarely or never equivalent to mirth, merriment, gayety, and triumph, and it usually expresses less than delight. It sometimes expresses great joy. The Jews had joy and gladness, a feast and a good day. Esther viii. 17.

GLADSHIP
Glad"ship, n. Etym: [AS. glædscipe.]

Defn: A state of gladness. [Obs.] Gower.