Kc 18

[Kaccāyanabyākaraṇaṃ, Sandhikappo, Dutiyakaṇḍo, Sutta 18]

18. 20. Vam od-udantānaṃ (44).

Okār'-ukārānaṃ antabhūtānaṃ sare pare kvaci vakārādeso hoti.

When a vowel follows, the letters ‘o’ and ‘u’ which stand at the end
sometimes are substituted for ‘v’.

[note: rarher, 'v' is substituted for 'o' and 'u' -- ja]

Attha kv assa (M. i, 243), sv assa hoti, bahv ābādho (S. i, 94),
vatthv ettha vihitaṃ niccaṃ, cakkhv āpātham āgacchati.

[note: "Attha kv assa" reads "Atha khv assa" in other editions -- ja]

Examples:
attha kvassa: attha ko assa; atth k o assa (10); attha k v assa (18);
     attha kvassa (11).
svassa: so assa; s o assa (10); s v assa (18); svassa (11).
bahvābādho: bahu ābādho; bah u ābādho (10); bah v ābādho (18);
     bahvābādho (11).
vatthvettha: vatthu ettha; vatth u ettha (10); vatth v ettha (18);
     vatthvettha (11).
cakkhvāpātham: cakkhu āpātham; cakkh u āpātham (10); cakkh v āpātham
     (18); cakkhvāpātham (11).

Kvacī ti kasmā? Cattāro 'me bhikkhave dhammā (A. i, 311), kinnu 'mā
'va samaṇiyo (Vin. ī, 304).

Why say ‘sometimes’? To prevent the operation of this rule in the
following: Cattāro 'me bhikkhave dhammā, kinnu 'mā 'va samaṇiyo.

Counter Examples:
cattārome: cattāro ime; cattār o ime (10); cattār o me (13); cattārome
     (11).
kinnumāva: kinnu imāva; kinn u imāva (10); kinn u māva (13); kinnumāva
     (11).

-- translation and notes by Ven. U Nandisena, 2004

-- posted (with some minor editing) by Jim Anderson, 6 May 2010
(on the day of the last quarter moon)