adverb
- In a doubtful manner.
- usage: "Gerald shook his head doubtfully"
- synonyms: dubiously
Doubtfully and Problematically
WordNet 3.0 © 2006 by Princeton University
(adv.) In a doubtful manner.
Webster's Revised Unabridged Dictionary
adverb
- In such a way as to pose a problem. .
WordNet 3.0 © 2006 by Princeton University