deriv LSK ETT STT aSTA ALPH OLDHOMEPAGE NEWHOMEPAGE

/ak / अक्

The /ak are

a A i I u U R RR L अ आ इ ई उ ऊ ऋ ॠ ऌ

And appear in the /zivasUtra as

i uN | इ उण्।
R Lk | ऋ ऌक्।

These are called simple vowels by Westerners because they are not diphthongs.