This is going to be difficult until you deal with all the baggage you took with you when you left the JW's but it can be done.
The real problem is not people in the world. There are millions of very nice people who will accept your background as a Jehovah's Witness and love you just the way you are. They don't hate you. They don't even know anything about the JW's.
The real problem is going to be you and your attitude. Unless you've come to terms with your beliefs and negativity towards worldly people it will be difficult to make friends with them. Don't get us wrong. It can be done. You can do it. The question is this. Are you willing to get out of your comfort zone to find the happiness you're looking for?
Of course you're not going to make friends with the Devil. You're going to make friends with very nice people. Start with people who love God like you do. What we're saying is this. If you want to change your life, you'll need to drop the belief that the only righteous people on the planet are Jehovah's Witnesses and the entire world is dominated by Satan the Devil. This is a lie. It's not true. Now is the time to take back your power.
Please read this entire article before discarding it as useless information. This can help you if you really want the true happiness and love you're looking for. BUT, ... you'll need to stop thinking that everyone in the world is wicked and controlled by the devil. There are good people and bad people everywhere and in every religion. Your job is to find people who live their life based on the Christian principles Jesus taught. i.e. love.
If you believe that the world is wicked and Satan the Devil is in control, you need a new perspective to be truly happy. Carefully read the following articles. They may give you hope.