charge has 50 distinct synonyms spread across 24 of its 40 senses. Each sense below keeps its own list, because a synonym belongs to a meaning and not to a word: swapping one sense's substitute into another sense's sentence is how a thesaurus makes writing worse. Its 2 recorded opposites are discharge, pay cash.
Counts are distinct word forms across every sense. A synonym that appears under three senses is counted once here and shown three times below, under each sense it belongs to.
enter a certain amount as a charge
“he charged me $15”
cause to be admitted; of persons to an institution
“After the second episode, she had to be committed”
lie down on command, of hunting dogs
place a heraldic bearing on
“charge all weapons, shields, and banners”
instruct (a jury) about the law, its application, and the weighing of evidence
instruct or command with authority
“The teacher charged the children to memorize the poem”
set or ask for a certain price
“How much do you charge for lunch?”
cause formation of a net electrical charge in or on
“charge a conductor”
saturate
“The room was charged with tension and anxiety”
an impetuous rush toward someone or something
“the wrestler's charge carried him past his adversary”
(criminal law) a pleading describing some wrong or offense
“he was arrested on a charge of larceny”
the price charged for some article or service
“the admission charge”
the quantity of unbalanced electricity in a body (either positive or negative) and construed as an excess or deficiency of electrons
“the battery needed a fresh charge”
attention and management implying responsibility for safety
“he is in the care of a bodyguard”
a special assignment that is given to a person or group
“a confidential mission to London”
a person committed to your care
“the teacher led her charges across the street”
financial liabilities (such as a tax)
“the charges against the estate”
(psychoanalysis) the libidinal energy invested in some idea or person or object
“Freud thought of cathexis as a psychic analog of an electrical charge”
request for payment of a debt
“they submitted their charges at the end of each month”
a formal statement of a command or injunction to do something
“the judge's charge to the jury”
an assertion that someone is guilty of a fault or offence
“the newspaper published charges that Jones was guilty of drunken driving”
heraldry consisting of a design or image depicted on a shield
a quantity of explosive to be set off at one time
“this cartridge has a powder charge of 50 grains”
Synonyms, antonyms and the broader and narrower relations for charge come from Princeton University’s WordNet. Full sources and licences.