妨 ⇒
妨碍 fángài, [妨礙], to hinder/to obstruct
不妨 bùfáng, there is no harm in/might as well
无妨 wúfáng, [無妨], no harm (in doing it)/One might as well./It won't hurt./no matter/it's no bother
何妨 héfáng, what harm is there in (doing sth)
妨害 fánghài, to impair/damaging/harmful/a nuisance
妨 fáng, to hinder/(in the negative or interrogative) (no) harm/(what) harm