OUTBRAY + NOUN
donkey
verb
To exceed in braying.
[…] could outbray a donkey.
To exhale; outbreathe.
The ſnake (that on his creſt hot fire out braid, […]
To emit with great noise; bray out.
i Register
In some senses, outbray is marked as obsolete. Watch for register when choosing this word.