Is “Earthquake” a Scrabble word?
Yes
EARTHQUAKE
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Earthquake
/ˈɜːθkweɪk/
noun
1.A shaking of the ground, caused by volcanic activity or movement around geologic faults.
2.(planetary geology) Such a quake specifically occurring on the planet Earth, as opposed to other celestial bodies.
Synonyms: earthdin, quake, seism, temblor, terremote, tremblor