I always think of "international" as the baseline, because I know it means among multiple nations. Intra- is "the other one". Also, isn't "inter-" vs "intra-"

I always think of "international" as the baseline, because I know it means among multiple nations. Intra- is "the other one". Also, isn't "inter-" vs "intra-" a Latin idiom? It's present in all Romance languages. English got it through French. Luckily I think this is an area where tools like ChatGPT (and modern word processor tech) can help us all out.