Hmmmm, that doesn’t sound right. Can you post the whole sentence?

something from the 19th century

Of English writers she loved, or affected to love, those only who had found inspiration south of the Alps.

Mr. and Mrs. Grandchamps, who affected to love Iheir daughter (I repeat the words, affected to love, because I cannot believe, that parents who are truly fond of their children would part with them for ten years without once seeng them),...

I’ve never seen that construction. I guess it’s an old form of PRETENDED to love.