Single double triple quadruple quintuple.......?

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)




5 = penta 
6 = hexa 
7 = hepta 
8 = octa 
9 = nona 
10 = deca 
11 = hendeca 
12 = dodeca 
13 = trideca 
14 = tetradeca 
15 = pentadeca 
16 = hexadeca 
17 = heptadeca 
18 = octadeca 
19 = enneadeca 
20 = icosa