fervent

FERV'ENT, a. [L. fervens, from ferveo, to be hot, to boil, to glow.]

1. Hot; boiling; as a fervent summer; fervent blood.

2. Hot in temper; vehement.

They are fervent to dispute.

3. Ardent; very warm; earnest; excited; animated; glowing; as fervent zeal; fervent piety.

Fervent in spirit. Rom 12.