(sometimes postpositive) Not spoken; not said. / (sometimes postpositive) Not formally articulated or stated; implicit or understood.

past participle of unspeak

plural of unspoken rule

A rule that is understood to apply but does not exist in written form.

Water collected by someone who remains silent, particularly from under a bridge which leads to a cemetery (though in some folkloric practices, from a well or spring instead), believed to have magical curative properties.

In an unspoken manner; tacitly.