50 000 daily visitors, mostly women. Which affiliate program?

I have a website with a lot of traffic. 75% of the traffic is women, and most of those are under 40 years.

I don't have any specific niche, as my website is a service that lets you get example sentences for any specific word that you search. With that in mind, I am looking for something more general.

What would be a good affiliate program? WordPress ...