Term: foreshock: a tremor preceding an earthquake
Broader: tremor: a small earthquake | Unrelated: photochemistry: branch of chemistry that deals with the chemical action of light
Broader: tremor: a small earthquake | Unrelated: divarication: branching at a wide angle
Broader: tremor: a small earthquake | Unrelated: south america: the nations of the South American continent collectively
Broader: tremor: a small earthquake | Unrelated: diabetes mellitus: diabetes caused by a relative or absolute deficiency of insulin and characterized by polyuria
Broader: tremor: a small earthquake | Unrelated: da'wah: missionary work for Islam
Broader: tremor: a small earthquake | Unrelated: hellbender: large salamander of North American rivers and streams
Broader: tremor: a small earthquake | Unrelated: couple: (physics) something joined by two equal and opposite forces that act along parallel lines
Broader: tremor: a small earthquake | Unrelated: clockwork: any mechanism of geared wheels that is driven by a coiled spring; resembles the works of a mechanical clock
Broader: tremor: a small earthquake | Unrelated: soliloquy: speech you make to yourself
Broader: tremor: a small earthquake | Unrelated: river red gum: somewhat crooked red gum tree growing chiefly along rivers; has durable reddish lumber used in heavy construction