fathom vs mining

fathom and mining both are nouns.

Word	Noun	Adjective	Verb	Adverb
fathom	Yes	No	Yes	No
mining	Yes	No	No	No

fathom (noun)	mining (noun)
a linear unit of measurement (equal to 6 feet) for water depth	the act of extracting ores or coal etc from the earth
(mining) a unit of volume (equal to 6 cubic feet) used in measuring bodies of ore	laying explosive mines in concealed places to destroy enemy personnel and equipment

fathom (verb)	mining (verb)
measure the depth of (a body of water) with a sounding line
come to understand