Eradicative refers to something that has the ability to eliminate or destroy completely. The antonym for eradication is preservation, which means protecting or conserving something from being destroyed. Another antonym for eradication is cultivation, which means nurturing or developing something for growth or improvement. Another word that serves as an antonym for eradication is propagation, which refers to the process of increasing or multiplying something. In contrast, eradictive actions are characterized by their destructive nature, while preservation and cultivation typically involve measures that are protective, sustainably in practice, and promote growth.