approbative

Expressing approval.

approbative criticism

His late Display of unparralled [sic] Generosity to a distressed, though reputable Family, will be enrolled in the Court above; and from the recording Angel, instead of a Tear, extort an approbative smile.

Sanctioning officially, giving authorization or approval to something.

And if the words have any graine of truth in them, they must be undestood [sic] not of an Authorative, but onely of a Consultive Power to advise him, or at the most approbative, to give their assent to Laws propounded, he having limited himselfe to make no Laws without them.

A word or grammatical form which denotes a positive affect expressing the appreciation or approval of the speaker.