1) Alter 2) Change 3) Modify 
• (v. t.) To make French; to infect or imbue with the manners or tastes of the French; to Gallicize.
French'i·fy transitive verb [ imperfect & past participle Frenchified ; present participle & verbal noun Frenchifying .] [ French + -fy .] To make French; to infect or imbue with the manners or tastes of the French; to Gall...
[v] - make French in appearance or character 2. [v] - become French in appearance or character
verb become French in appearance or character; `This restaurant has Frenchified`
to make (something or someone) resemble the French, as in manners, customs, or dress: to Frenchify the spelling of one's name.