supra protest
/ˈsuːprə ˈprəʊtɛst/ /ˈsjuːprə ˈprəʊtɛst/adverb
With reference to the acceptance or payment of a protested bill of exchange, or other negotiable instrument, by a third party acting to protect the good name of the drawer or an endorser of the bill: upon protest.
Origin
Early 18th century. From classical Latin suprā + protest, after Italian sopra protesto.