Neither Benson, nor Wells, nor Vikivortaro, nor ReVo, nor Sonja has an entry for ‘auto-antonym’.

Perhaps it should be ‘aŭtoantonimo’, following the pattern of ‘aŭtodidakto’ / ‘aŭtokrato’.

2 Answers 2


Aŭto is not a productive prefix in Esperanto - unless we're talking about automobiles. You'd use mem- in this situation.



Bona vorto povus esti sin-malnomiga.

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