How do you know if you like/love someone?

Awww same but for me I kinda have the idea that I like them when I get the urge to spoil them, cuddle them, support them and I do some of these platonically to some of my friends but those urges just come out a lot more w that person. Idk its like my day isnt complete if I dont talk to them or if I didnt see them. I used to look for this guy in the......   reply