Earthquake

wiktionary

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From Middle English erthequake, erd-quake, corresponding to earth +‎ quake. Compare similar formations in eorþbeofung(“earthquake”, literally “earth-shaking”), eorþdyne(“earthquake”, literally “earth-din”), eorþstyring(“earthquake”, literally “earth-stirring”), eorþhrērness(“earthquake”, literally “earth-stirring”).

etymonline

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earthquake (n.)

"movement or vibration of a part of the earth's crust," late 13c., eorthequakynge, from earth + quake (n.). In this sense Old English had eorðdyn, eorðhrernes, eorðbeofung, eorðstyrung.