The following are the only ones I know of.
Single (1) (also: singleton, sole, only, etc.)
Double (2) (also: pair, twice)
Triple (3) (also: triplet, treble, thrice, threesome, troika, trio)
Quadruple (4)
Quintuple or Pentuple (5)
Sextuple or Hextuple (6)
Septuple (7)
Octuple (8)
Nonuple (9)
Decuple (10)
Hendecuple or Undecuple (11)
Duodecuple (12)
Centuple (100)
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