I. adjective
1.
Synonyms: twofold 1, bifold, binary, double-barreled, dual, dualistic, duple, duplex
2.
Synonyms: twin , dual, paired
3.
Synonyms: twofold 2, double-barreled
4.
Synonyms: insincere , ambidextrous, double-dealing, double-faced, doublehearted, double-minded, double-tongued, hypocritical, left-handed, mala fide
II. noun
1.
Synonyms: mate 5, companion, coordinate, duplicate, fellow, match, reciprocal, twin
2.
Synonyms: image 1, picture, portrait, ringer, simulacrum, spit, spitting image
3.
Synonyms: turn 2, bend, deflection, deviation, shift, tack, yaw
Related Word: departure, digression, divergence, swerving, veering
III. verb
1.
to make twice as great or as many
doubled the amount of his salary
Synonyms: dualize, dupe, duplicate
Related Word: replicate; amplify, augment, enlarge, increase, magnify; supplement
Contrasted words: decrease, lessen, minimize
Antonyms: halve
2.
to make of two thicknesses by turning or bending usually in the middle
he doubled the towel for better absorbency
Synonyms: fold
Related Word: pleat, plicate, turn over
3.
Synonyms: escape 2, avoid, bilk, duck, elude, eschew, evade, shun, shy
4.
Synonyms: dub