creditably

In 1819 he acquitted himself most creditably of a mission entrusted to him by that young man.

Others—probably the majority—go for complete indifference, and succeed creditably on the whole.

All things considered Cecil carried it off creditably, and greeted her unexpected visitor with sufficient cordiality.

I had begged Severnius not to ask me to see any visitors at all until I could acquit myself creditably in conversation.

He feared no man and was sure to acquit himself creditably no matter in what circumstances he was placed.