ἀλλὰ ῥῦσαι ἡμᾶς ἀπὸ τοῦ πονηροῦ → but deliver us from evil
P. and V. σφαλερός, Ar. and P. ἀστάθμητος.
fickle: P. and V. ἔμπληκτος; see fickle.
untrustworthy: P. and V. ἄπιστος.