English

sunquake

From sun + quake.

A compound of sun + quake

Proto-West Germanic *sunnā

Old English sunna

Middle English soen

English sun

Proto-Germanic *kwakōną ‘to shake, quiver, tremble’

Old English cwacian ‘to quake, tremble, chatter’

Middle English quaken ‘to tremble with fear or anger’

English quake

Today it means

noun A quake or disturbance occurring on the Sun.

Language periods are conventional ranges, not dates for this word.

Etymograph / sunquake