G0020–ἀγαλλίασις–agalliasis

You will have joy and gladness; and many will rejoice at his birth.

ἀγαλλίασις, agalliasis “gladness,”

For behold, when the voice of your greeting came into my ears, the baby leaped in my womb for joy!

ἀγαλλιάσει agalliasei “exultation”

Day by day, continuing steadfastly with one accord in the temple, and breaking bread at home, they took their food with gladness and singleness of heart,

ἀγαλλιάσει agalliasei “gladness”

You have loved righteousness, and hated iniquity; Therefore God, your God, has anointed you with the oil of gladness above your fellows."

ἀγαλλιάσεως agalliaseōs “of exultation”

Now to him who is able to keep them from stumbling, and to present you faultless before the presence of his glory in great joy,

ἀγαλλιάσει, agalliasei “exultation —”