Synonyms of the word

threefold

• adj. three times as great.
• adj. triple.
• adv. by a factor of three.
• n. (mathematics) An algebraic variety of degree 3.

double

• adj. Made up of two matching or complementary elements.
• adj. Twice the quantity.
• adj. Of a family relationship, related on both the maternal and paternal sides of a family.
• adj. Designed for two users.
• adj. Folded in two; composed of two layers.
• adj. Stooping; bent over.
• adj. Having two aspects; ambiguous.
• adj. False, deceitful, or hypocritical.
• adj. Of flowers, having more than the normal number of petals.
• adj. (music) Of an instrument, sounding an octave lower.
• adj. (music) Of time, twice as fast.
• adv. Twice over; twofold.
• adv. Two together; two at a time. (especially in see double).
• n. Twice the number, amount, size, etc.
• n. A person who resembles and stands in for another person, often for safety purposes.
• n. A drink with two portions of alcohol.
• n. A ghostly apparition of a living person; doppelgänger.
• n. A sharp turn, especially a return on one's own tracks.
• n. A redundant item for which an identical item already exists.
• n. (baseball) A two-base hit.
• n. (bridge) A call that increases certain scoring points if the last preceding bid becomes the contract.
• n. (billiards) A strike in which the object ball is struck so as to make it rebound against the cushion to…
• n. A bet on two horses in different races in which any winnings from the first race are placed on the horse…
• n. (darts) The narrow outermost ring on a dartboard.
• n. (darts) A hit on this ring.
• n. (dominoes) A tile that has the same value (i.e., the same number of pips) on both sides.
• n. (computing, programming) A double-precision floating-point number.
• n. (soccer) Two competitions, usually one league and one cup, won by the same team in a single season.
• n. (sports) The feat of scoring twice in one game.
• n. (sports, chiefly swimming and track) The feat of winning two events in a single meet or competition.
• n. (historical) A former French coin worth one-sixth of a sou.
• n. (historical, Guernsey) A copper coin worth one-eighth of a penny.
• n. (music) Playing the same part on two instruments, alternately.
• v. To multiply by two.
• v. To fold over so as to make two folds.
• v. To be the double of; to exceed by twofold; to contain or be worth twice as much as.
• v. (intransitive) To increase by 100%, to become twice as large in size.
• v. (baseball) To get a two-base hit.
• v. (transitive) (sometimes followed by up) To clench (a fist).
• v. (transitive) (often followed by together or up) To join or couple.
• v. (transitive) To repeat exactly; copy.
• v. (intransitive) (often followed by as) To play a second part or serve a second role.
• v. (intransitive) To turn sharply; following a winding course.
• v. (nautical) To sail around (a headland or other point).
• v. (music) To duplicate (a part) either in unison or at the octave above or below it.
• v. (music, intransitive, usually followed by "on") To be capable of performing (upon an additional instrument).
• v. (bridge) To make a call that will double certain scoring points if the preceding bid becomes the contract.
• v. (card games, intransitive) To double down.
• v. (billiards, snooker, pool) To cause (a ball) to rebound from a cushion before entering the pocket.
• v. (intransitive) (followed by for) To act as substitute.
• v. (intransitive) To go or march at twice the normal speed.
• v. (transitive) To multiply the strength or effect of by two.
• v. (military) To unite, as ranks or files, so as to form one from each two.
• v. (radio, informal, of a station) To transmit simultaneously on the same channel as another station, either…

dual

• adj. Exhibiting duality; characterized by having two (usually equivalent) components.
• adj. Acting as a counterpart.
• adj. Double.
• adj. (grammar) Pertaining to grammatical number (as in singular and plural), referring to two of something,…
• adj. (linear algebra) Being the space of all linear functionals of (some other space).
• adj. (category theory) Being the dual of (some other category); containing the same objects but with domain…
• n. Of an item that is one of a pair, the other item in the pair.
• n. (geometry) Of a regular polyhedron with V vertices and F faces, the regular polyhedron having F vertices…
• n. (grammar) dual number The grammatical number of a noun marking two of something (as in singular, dual,…
• n. (mathematics) Of a vector in an inner product space, the linear functional corresponding to taking the…

multiple

• adj. Having more than one element, part, component, or function, particularly many.
• n. (mathematics) A whole number that may be divided by another whole number with no remainder.
• n. (finance) Price-earnings ratio.
• n. One of a set of the same thing; a duplicate.
• n. A single individual who has multiple personalities.
• n. One of a set of siblings produced by a multiple birth.
• n. A chain store.

treble

• adj. Threefold, triple.
• adj. (music) Pertaining to the highest singing voice or part in harmonized music; soprano.
• adj. High in pitch; shrill.
• adv. Trebly; triply.
• n. (music) The highest singing voice (especially as for a boy) or part in musical composition.
• n. (music) A person or instrument having a treble voice or pitch; a boy soprano.
• n. Any high-pitched or shrill voice or sound.
• n. A threefold quantity or number; something having three parts or having been tripled.
• n. A drink with three portions of alcohol.
• n. (darts) Any of the narrow areas enclosed by the two central circles on a dartboard, worth three times…
• n. (sports) Three goals, victories, awards etc. in a given match or season.
• v. (transitive) To multiply by three; to make into three parts, layers, or thrice the amount.
• v. (intransitive) To become multiplied by three or increased threefold.
• v. (intransitive) To make a shrill or high-pitched noise.
• v. (transitive) To utter in a treble key; to whine.

triple

• adj. Made up of three related elements, often matching.
• adj. Three times the quantity.
• adj. Designed for three users.
• adj. Folded in three; composed of three layers.
• adj. Having three aspects; very ambiguous.
• adj. (music) Of time, three times as fast as very fast.
• adj. (obsolete) One of three; third.
• n. (informal) A drink with three portions of alcohol.
• n. (US) A hamburger with three patties.
• n. (baseball) A three-base hit.
• n. (curling) A takeout shot in which three stones are removed from play.
• n. (mathematics, computing) A sequence of three elements or 3-tuple.
• v. To multiply by three.
• v. (baseball) To get a three-base hit.
• v. To become three times as large.
• v. To serve or operate as (something), in addition to two other functions.

two-fold

• adj. Alternative spelling of twofold.

twofold

• adj. Double; duplicate; multiplied by two.
• adj. Having two parts, especially two different parts.
• adv. In a double degree; doubly.