charge vs fault

charge and fault both are nouns.

Word	Noun	Adjective	Verb	Adverb
charge	Yes	No	Yes	No
fault	Yes	No	Yes	No

As verbs, fault is a hyponym of charge; that is, fault is a word with a more specific, narrower meaning than charge:

charge (noun)	fault (noun)
attention and management implying responsibility for safety	a wrong action attributable to bad judgment or ignorance or inattention
an impetuous rush toward someone or something	(sports) a serve that is illegal (e.g., that lands outside the prescribed area)
a special assignment that is given to a person or group	the quality of being inadequate or falling short of perfection
a quantity of explosive to be set off at one time	responsibility for a bad situation or event
heraldry consisting of a design or image depicted on a shield	(electronics) equipment failure attributable to some defect in a circuit (loose connection or insulation failure or short circuit etc.)
(criminal law) a pleading describing some wrong or offense	(geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other
a formal statement of a command or injunction to do something	an imperfection in an object or machine
request for payment of a debt
an assertion that someone is guilty of a fault or offence
the swift release of a store of affective force
(psychoanalysis) the libidinal energy invested in some idea or person or object
a person committed to your care
the quantity of unbalanced electricity in a body (either positive or negative) and construed as an excess or deficiency of electrons
financial liabilities (such as a tax)
the price charged for some article or service

charge (verb)	fault (verb)
energize a battery by passing a current through it in the direction opposite to discharge	put or pin the blame on
cause formation of a net electrical charge in or on
saturate
attribute responsibility to
set or ask for a certain price
file a formal charge against
impose a task upon, assign a responsibility to
blame for, make a claim of wrongdoing or misbehavior against
make an accusatory claim
instruct or command with authority
instruct (a jury) about the law, its application, and the weighing of evidence
to make a rush at or sudden attack upon, as in battle
direct into a position for use
fill or load to capacity
provide (a device) with something necessary
place a heraldic bearing on
cause to be agitated, excited, or roused
move quickly and violently
lie down on command, of hunting dogs
pay with a credit card; pay with plastic money; postpone payment by recording a purchase as a debt
enter a certain amount as a charge
demand payment
give over to another for care or safekeeping
cause to be admitted; of persons to an institution
assign a duty, responsibility or obligation to