What sword enchant? I did an oops on Aspect

I made a BIG mistake when upgrading my sword. To add one more enchant to it, it needs 200+ lvls. It is an Aspect of the End Sword, missing a few enchants. I'm missing Ender Slayer, Lethality, Thunderlord, and Venomous. I'm going for a sword that will do the most damage to boss fights, like the

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Trading] Fully Maxed Pigman sword

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2 DISNEY'S DVD MOVIE BEAUTY & THE BEAST AND THE