The affix khaś comes after the verb liha 'to lick' when the object in composition with it, is the word vaha 'the shoulder of an ox' or abhra 'a cloud'.,
As वहंलिहो गौः 'the shoulder-licking cow'; अभ्रंलिहो वायुः 'the cloud-licking wind'.,
वह-अभ्रे लिहः
Adhyāya 3 · Pāda 2 · Rule 32