In British English^x, Prefixes^x

I'm afraid that in British English the rule *is* different. We do indeed tend to use hyphens after the prefix "non-" (which avoids the possibility of mispronouncing words such as "nonnative" ).As regards other prefixes, "pre-" and "co-" still sometimes...

1. "Worse" is the comparative of "bad" while "worst" is the superlative. bad-worse-the worst His new movie is worse than his last. Your cooking is getting worse! (compared to before) Among his movies, the newest one is the worst. This is the worst of all! 2. I'm reproducing Taiwandave's post...