This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. Having the nature of vandalism.

Pertaining to or characteristic of the Vandals.

[lowercase] Ferocious; rude; barbarous; specifically, hostile to art; destructive of what is beautiful or admirable.

"Now there is a widespread universal agreement, humanity is much more advanced, much more progressive and it repudiates these vandalic acts with all its soul."

barbarous    Hunnish