quaker
[noun]
Synonyms: earthquake, quake, shake, shock, temblor (or tremblor), tremor

[TahlilGaran] English Synonym Dictionary ▲

Quak‧er /ˈkweɪkə $ -ər/ noun [countable]
a member of the Society of Friends, a Christian religious group that meets without any formal ceremony or priests and that is opposed to violence
—Quaker adjective

[TahlilGaran] Dictionary of Contemporary English ▲