Very happy. / (obsolete) Overly happy.

simple past tense and past participle of overjoy

(transitive) To give great joy, delight or pleasure to. / (transitive, rare) To give too much joy to. / (intransitive, obsolete) To take too much pleasure (in something).

Very great joy. / Excessive joy.

present participle of overjoy

Third-person singular simple present indicative form of overjoy

(rare) Extremely happy or celebratory; overjoyed.

Excessively joyful. / Overjoyed.

Too joyfully.