Anagrams of: OVEROPTIMIST

• perform without preparation

• manage in a makeshift way; do with whatever is at hand

• tending to further or encourage

• to make better

• get better

• an entrance to an amphitheater or stadium

• to make better

• get better

• Improvisation.

• A form of live entertainment characterized by improvisation and interaction with the audience.

• To perform improv.

• characterized by or displaying affirmation or acceptance or certainty etc.

• indicating existence or presence of a suspected condition or pathogen

• of or relating to positivism

• reckoned, situated or tending in the direction which naturally or arbitrarily is taken to indicate increase or progress or onward motion

• the primary form of an adjective or adverb; denotes a quality without qualification, comparison, or relation to increase or diminution

• a film showing a photographic image whose tones correspond to those of the original subject

• persuaded of; very sure

• involving advantage or good

• formally laid down or imposed

• impossible to deny or disprove

• greater than zero

• having a positive charge

• marked by excessive confidence

• a stopping place on a journey

• a brief stay in the course of a journey