quakeproof

From quake + -proof.

quakeproof (comparative more quakeproof, superlative most quakeproof)

1. Capable of withstanding an earthquake.

quakeproof (third-person singular simple present quakeproofs, present participle quakeproofing, simple past and past participle quakeproofed)

1. (transitive) To modify (a structure) to make it capable of withstanding an earthquake.