"prudently" in the adverb sense
1. prudently, providentially
in a prudent manner
"I had allotted my own bedroom for necking, prudently removing both the bed and the key, and taken both myself and my typewriter into my son's bedroom."
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License