If you don't mind, why don't we play another game together?
What was the outcome of the kendo match?
"That baseball game was really terrible." "Yeah, tell me about it."
An attempt to join together isn't just any get together. Imagine two people boxing. They attempt to knock each other out when they join together. That's why this word is game or match. Did you watch the 試合 today? No! Don't tell me what happened, I recorded it on the VHS.
This word uses the on'yomi し for 試 and the kun'yomi あい for 合. You learned both of these readings already, so you should be able to put them together!