present participle of add fuel to the fire

present participle of add fuel to the flame

present participle of add fuel to fire

present participle of add one's twopenn'orth

As much as desired, to one's fill, without restriction.

For a particular purpose. / Created on the spur of the moment; impromptu. / (sciences, of a hypothesis) Postulated solely to save a theory from being falsified, without making any new predictions.

On the spur of the moment. / For a particular purpose.

To perform without script. / To perform without preparation. / To perform extemporaneously.

At pleasure. / At will. / To whatever extent. / Extemporaneously.

Characterized by doing something ad libitum.