doubtfully: P. ἐνδοιαστῶς, V. ἀμφιλέκτως.
not clearly: P. ἀσαφῶς, Ar. and V. δυσκρίτως.
in a suspicious way: P. ὑπόπτως.
unfairly: P. and V. ἀδίκως; see unwisely.