Undecuple
An undecuple star on horse means your horse has 11 green stars.
Single Double (or Couple) Triple Quadruple Quintuple Sextuple [no sniggering, please] Septuple Octuple Nonuple Decuple Undecuple Duodecuple Tredecuple You see we're just counting by Latin prefixes and when we pass ten, saying "One-ten," "Two-ten," "Three-ten" and so on.
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)
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)
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)
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)
1 single 2 double 3 triple 4 quadruple 5 quintuple/pentuple 6 sextuple/hextuple 7 septuple/heptuple 8 octuple 9 nonuple 10 decuple 11 undecuple 12 duodecuple 13 tredecuple 14 quattuordecuple 15 quindecuple 16 sexdecuple 17 septendecuple 18 octodecuple 19 novemdecuple 20 vigenuple 21 unvigenuple 22 duovigenuple 23 trevigenuple 24 quattuorvigenuple 25 quinvigenuple 26 sexvigenuple 27 septenvigenuple 28 octovigenuple 29 novemvigenuple 30 trigenuple 31 untrigenuple 32 duotrigenuple 33 tretrigenuple 34 quattuortrigenuple 35 quintrigenuple 36 sextrigenuple 37 septentrigenuple 38 octotrigenuple 39 novemtrigenuple 40 quadragenuple 41 unquadragenuple 42 duoquadragenuple 43 trequadragenuple 44 quattuorquadragenuple 45 quinquadragenuple 46 sexquadragenuple 47 septenquadragenuple 48 octoquadragenuple 49 novemquadragenuple 50 quinquagenuple 51 unquinquagenuple 52 duoquinquagenuple 53 trequinquagenuple 54 quattuorquinquagenuple 55 quinquinquagenuple 56 sexquinquagenuple 57 septenquinquagenuple 58 octoquinquagenuple 59 novemquinquagenuple 60 sexagenuple 61 unsexagenuple 62 duosexagenuple 63 tresexagenuple 64 quattuorsexagenuple 65 quinsexagenuple 66 sexsexagenuple 67 septensexagenuple 68 octosexagenuple 69 novemsexagenuple 70 septuagenuple 71 unseptuagenuple 72 duoseptuagenuple 73 treseptuagenuple 74 quattuorseptuagenuple 75 quinseptuagenuple 76 sexseptuagenuple 77 septenseptuagenuple 78 octoseptuagenuple 79 novemseptuagenuple 80 octogenuple 81 unoctogenuple 82 duooctogenuple 83 treoctogenuple 84 quattuoroctogenuple 85 quinoctogenuple 86 sexoctogenuple 87 septoctogenuple 88 octooctogenuple 89 novemoctogenuple 90 nonagenuple 91 unnonagenuple 92 duononagenuple 93 trenonagenuple 94 quattuornonagenuple 95 quinnonagenuple 96 sexnonagenuple 97 septennonagenuple 98 octononagenuple 99 novemnonagenuple 100 centuple