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1. Having sex with an organism that s connected to another organism.

2. Sex with Siamese twins.

3. An event everybody enjoyed.
1. Having sex with a Cat-dog morph is sexmatism, but ts also pretty weird.

2. Banging Siamese twins is also sexmatism, but its still fucked up

3. Yo, that party by at Brad's last night was sick! It was a total sexmatism fam.
by Gocnitively pmiaired January 17, 2018
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