I mean being romantic or sexual carries some other connotations and meanings making them ambiguous in many situations if used as the antonym to the asexual and aromantic label.
I don’t really care what words are used for it but I find the allo ones useful as they are the most commonly understood ones and are unambiguous.
Non native English speaker here with a genuine question; wouldn’t “telling the students whom I married” mean that the teacher married the students instead of telling students about their spouse?