Impossibly long and difficult answer: get everyone to read and understand Science and Sanity by Alfred Korzybski

Impossibly short and difficult answer: get everyone to renounce technology, live in shacks, and [redacted] like Ted Kaczynski

But for real, I think the best play is to try to shift the level of abstraction of the argument either closer to immediate material experience or more generalized as needed to get to a point where your dictionaries match. Of course, this results in a lot of 'Patrick's Wallet' scenarios but I figure that means the person wasn't arguing in good faith to begin with and just move on or troll