Word Study
remercy
CIDE DICTIONARY
remercy, v. t. [F. remercier; pref. re- re- + OF. mercier to thank, from OF. & F. merci. See Mercy.].
To thank. [1913 Webster]
"She him remercied as the patron of her life." [1913 Webster]
For further exploring for "remercy" in Webster Dictionary Online