earth

(proper noun): The third planet of the Solar System; the world upon which humans live.
(proper noun): The personification of the Earth or earth, as a fertile woman or goddess.
(noun): Soil.
(noun): Any general rock-based material.
(noun): The ground, land (as opposed to the sky or sea).
(noun): A connection electrically to the earth ((US) ground); on equipment: a terminal connected in that manner.
(noun): The lair (as a hole on the ground) of an animal such as fox.
(noun): A region of the planet; a land or country.
(noun): Worldly things, as against spiritual ones.
(noun): The world of our current life (as opposed to heaven or an afterlife).
(noun): The people on the globe.
(noun): The human body.
(noun): The aforementioned soil- or rock-based material, considered one of the four or five classical elements.
(noun): Any of certain substances now known to be oxides of metal, which were distinguished by being infusible, and by insolubility in water.
(verb): To connect electrically to the earth.
(verb): To bury.
(verb): To burrow.