Synonyms of the word

heavyweight

• n. A very large, heavy, or impressive person.
• n. (uncountable) The professional boxing weight division for boxers weighing more than 190 pounds; a boxer…
• n. (uncountable) A similar division and contestant in other sports.
• adj. Of the heavyweight boxing (or similar) division.
• adj. Being relatively heavy.
• adj. Being a leader in one's field.
• adj. Important or impressive.

behemoth

• n. (biblical) A great and mighty beast God shows Job in Job 40:15-24.
• n. A great and mighty monster.
• n. Something which has the qualities of great power and might, and monstrous proportions.

boxer

• n. A participant (fighter) in a boxing match.
• n. A breed of stocky, medium-sized, short-haired dog with a square-jawed muzzle.
• n. A type of internal combustion engine in which cylinders are arranged in two banks on either side of a…
• n. The person running a game of two-up.
• n. One who packs boxes.
• n. A letterboxer.

colossus

• n. A statue of gigantic size. The name was especially applied to certain famous statues in antiquity, as…
• n. Any creature or thing of gigantic size.
• n. (figuratively) Somebody or something very greatly admired and respected.

giant

• n. A mythical human of very great size.
• n. (mythology) Specifically, any of the gigantes, the race of giants in the Greek mythology.
• n. A very tall person.
• n. A tall species of a particular animal or plant.
• n. (astronomy) A star that is considerably more luminous than a main sequence star of the same temperature…
• n. (computing) An Ethernet packet that exceeds the medium's maximum packet size of 1,518 bytes.
• n. A very large organisation.
• n. A person of extraordinary strength or powers, bodily or intellectual.
• adj. Very large.

gladiator

• n. (in ancient Rome) A person (professional or slave) who entertained the public by engaging in mortal combat…
• n. (by extension) A disputant in a public controversy or debate.
• n. A professional boxer.

grappler

• n. One who grapples.
• n. A wrestler; one who fights by wrestling.

hulk

• n. a non-functional, but floating ship, usually stripped of rigging and equipment, and often put to other…
• n. (archaic) any large ship that is difficult to maneuver.
• n. A big (and possibly clumsy) person.
• n. (bodybuilding): An excessively muscled person.
• v. To remove the entrails of; to disembowel.

personage

• n. A famous or important person.
• n. The creation of corporate persons named after living people.

prizefighter

• n. A professional boxer.

pugilist

• n. One who fights with his fists; especially a professional prize fighter; a boxer.

titan

• n. Something or someone of very large stature, greatness, or godliness.

whale

• n. Any of several species of large sea mammals of the order Cetacea.
• n. (figuratively) Something, or someone, that is very large.
• n. (figuratively) Something, or someone, that is excellent.
• n. (gambling) In a casino, a person who routinely bets at the maximum limit allowable.
• n. (by extension) A video game player who spends large amounts of money on premium content.
• v. (intransitive) To hunt for whales.
• v. (transitive) To flog, to beat.

wrestler

• n. (wrestling) A person who wrestles.