Love is an expression of love, which comes from the meaning of "love" Fancy, on the other hand, expresses a perceptual tendency, a desire and a fantasy.

1.fantasy is mostly British usage and written language.

Like common words in Britain and America, they are all common words and often appear in spoken English. The emotions expressed in fancy are stronger than those that you like to express.

I think you use it more between men and women. Like is generally used between men and women.

I found you, and I have a good impression on you.

4. I love you is the most common.