commendatory

Serving to commend or compliment; complimentary.

1577, Raphael Holinshed et al., The Firste Volume of the Chronicles of England, Scotlande, and Irlande, London: John Hunne, The Historie of England, Kinewulfe, p. 198, In the yeare of our Lorde .786. […] Pope Adrian sent two Lega[ts into] Englande […] with letters commendatory vnto Offa king of Mercia […]

Pompey had made a Law also, to forbid the custom of making commendatory Orations, on behalf of those that were accused:

Holding a benefice in commendam.

a commendatory bishop

The bishoprics, and the great commendatory abbies, were, with few exceptions, held by that order.

That which commends; a commendation; eulogy.

To him he adheres, resigns the whole ware-house of his religion, with all the locks and keyes into his custody; and indeed makes the very person of that man his religion; esteems his associating with him a sufficient evidence and commendatory of his own piety.

[…] what ever did but bear upon it the Image of God and the Superscription of the Holy Jesus, would need no other Commendatories to our Affection, but would upon that alone account be infinitely dear and pretious to us.