gratis.

Gratis \Gra"tis\ (gr[a^]"t[i^]s or gr[=a]"t[i^]s), adv. [L., contr. fr. gratiis out of favor or kindness, without recompense, for nothing, fr. gratia favor. See Grace.] For nothing; without fee or recompense; freely; gratuitously. [1913 Webster]