G0020–ἀγαλλίασις–agalliasis

And thou shalt have joy and gladness, and many shall rejoice at his birth.

ἀγαλλίασις, agalliasis “gladness,”

For lo, as soon as the voice of thy salutation sounded in my ears, the babe leaped in my womb for joy.

ἀγαλλιάσει agalliasei “exultation”

And they, continuing daily with one accord in the temple, and breaking bread from house to house, ate their food with gladness and singleness of heart,

ἀγαλλιάσει agalliasei “gladness”

Thou hast loved righteousness, and hated iniquity; therefore God, even thy God, hath anointed thee with the oil of gladness above thy fellows.

ἀγαλλιάσεως agalliaseōs “of exultation”

Now to him that is able to keep you from falling, and to present you faultless before the presence of his glory with exceeding joy,

ἀγαλλιάσει, agalliasei “exultation —”