morally

morally [ˈmɔrəli] adv.

1. ■ 德义上地, 道德上地

2. ■ 有道德地; 正直地; 的确

morally speaking 从道义上说

It isn't unlawful, but it's morally wrong. 这事不算违法, 但在道德上是错误的。