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6.4: The numeral compound

Many words of the texts begin with a number: tilokaṁ (“the three worlds”), saḷāyatanaṁ (“the six sense bases”), pañcindriyaṁ (“the five faculties”), and in the Bodhikathā sattāhaṁ (“for seven days”, 3: 2.2). Each is a numeral (saṅkhyā, a number word) and a noun made into one word: tayo lokā (“three worlds”) becomes tilokaṁ. Kaccāyana calls such a word a digu (“numeral compound”): a kammadhāraya (the compound of section 6.3, two words naming the same thing) whose first member is a numeral {325}.

When you meet a word that begins with a number, ask what the number counts and whether the set is taken as one thing. If it is, the compound is singular and neuter whatever its members were {321}, and so it ends in -aṁ in the ① and the ② like any neuter noun: tayo lokā is masculine and plural, tilokaṁ neuter and singular.

what you see what it means example rule
a numeral as the first member, a noun as the second a kammadhāraya beginning with a numeral is a digu tilokaṁ, the three worlds (tayo lokā) {325}
the compound singular and neuter, in -aṁ, whatever its members a digu is singular and neuter, so its ① ending is -aṁ catuddisaṁ, the four directions (catasso disā) {321}, {219}
a feminine last member with -a- before the -ṁ in the neuter a final ā is shortened, and a replaces a final ī catuddisaṁ from disā; sattagodāvaraṁ, the seven Godāvarī rivers, from godāvarī {342}, {337}

A digu is also counted a tappurisa {326}, section 6.5, and like every compound it takes endings of its own as a noun {601}. The rule table of chapter 6 lists every rule of the compounds.

Whatever form a number has on its own (tayo with a masculine noun, tīṇi with a neuter one), as a first member it has one short form:

number as a first member examples, with the words they join
three ti tilokaṁ (tayo lokā); tiparivaṭṭaṁ, with three phases (tayo parivaṭṭā); tidaṇḍaṁ, the triple rod (tayo daṇḍā); timalaṁ, the three stains (tīṇi malāni); tiphalaṁ, the three fruits; tinayanaṁ, the three eyes; tisiṅgaṁ, a triangle
four catu, the consonant after it doubled {28} catuddisaṁ, the four directions (catasso disā)
five pañca, its a dropped before a vowel {12} pañcindriyaṁ, the five faculties (pañca indriyāni)
six cha, which becomes saḷ before āyatana {571} saḷāyatanaṁ, the six sense bases (cha āyatanāni)
seven satta; with aha (“day”) it runs together as sattāha sattāhaṁ, for seven days (satta ahāni); sattagodāvaraṁ (satta godāvariyo)

tayo lokā → tilokaṁ

🚹⨂①(tayo) 🚹⨂①(lokā) → 🚻⨀①🆎(ti+loka)
three / worlds → the three worlds
A digu {325}: the numeral ti first, the worlds taken as one set; neuter and singular {321}.

catasso disā → catuddisaṁ

🚺⨂①(catasso) 🚺⨂①(disā) → 🚻⨀①🆎(catu+disā)
four / directions → the four directions
A neuter singular compound from feminine plural members {321}; the ā of disā shortened {342}, the d doubled {28}.

Each of the following is a digu. Say which numeral it holds and what the numeral counts, and give the meaning. The first two you met in the Bodhikathā of chapter 3 and the last in the first discourse (chapter 5); the other two are Kaccāyana’s own. Look each word up in a dictionary and compare the number and gender of the members with the compound’s.

  1. saḷāyatanaṁ (3: 3.4)
  2. sattāhaṁ (3: 2.2)
  3. pañcindriyaṁ
  4. tidaṇḍaṁ
  5. tiparivaṭṭaṁ (5: 9.1)

Note: please do the exercises first before checking the answers.

  1. cha āyatanāni → saḷāyatanaṁ

⚧⨂①(cha) 🚻⨂①(āyatanāni) → 🚻⨀①🆎(cha+āyatana)
six / sense bases → the six sense bases
cha (“six”) becomes saḷ before āyatana {571}; the six taken as one set, neuter and singular {321}.

  1. satta ahāni → sattāhaṁ

⚧⨂①(satta) 🚻⨂①(ahāni) → 🚻⨀②🆎(satta+aha)
seven / days → for seven days
satta and aha (“day”) run together as sattāha; neuter and singular {321}, here in the ② ending for how long.

  1. pañca indriyāni → pañcindriyaṁ

⚧⨂①(pañca) 🚻⨂①(indriyāni) → 🚻⨀①🆎(pañca+indriya)
five / faculties → the five faculties
pañca + indriya: the a of pañca dropped before i {12}; neuter and singular {321}.

  1. tayo daṇḍā → tidaṇḍaṁ

🚹⨂①(tayo) 🚹⨂①(daṇḍā) → 🚻⨀①🆎(ti+daṇḍa)
three / rods → the triple rod
ti for tayo {325}, as in tilokaṁ; the three rods taken as one set, neuter and singular {321}.

  1. tayo parivaṭṭā → tiparivaṭṭaṁ

🚹⨂①(tayo) 🚹⨂①(parivaṭṭā) → 🚻⨀①🆎(ti+parivaṭṭa)
three / phases → with three phases
ti for tayo {325}, as in tilokaṁ; the three taken as one set, neuter and singular {321}, as every digu is.