बाष्पोष्मभ्यामुद्वमने

Operational rule vidhi

The affix क्यङ् is used in the sense of ejecting after the words वाष्प 'vapour' and ऊष्म 'heat' as the object of the action.

Word by word (padaccheda)

Left context बाष्प- ऊष्मभ्याम् pañcamī · dvivacanaRight context उद्वमने saptamī · ekavacana

Left context Pañcamī (5th case): "after X", the operation applies to what follows (1.1.67 तस्मादित्युत्तरस्य). Also used for limits and sources.
Right context Saptamī (7th case): "when X follows", the operation applies to what precedes (1.1.66 तस्मिन्निति निर्दिष्टे पूर्वस्य). Also a condition or domain ("in the sense of").

Dotted words are technical terms. Hover or tap one to see its card.

Full reading

बाष्प-ऊष्मभ्याम् उद्वमने

Pāṇini leaves out words that carry over from earlier sūtras. Expand to see the rule as a reader actually understands it.

Commentary

The affix क्यङ् is used in the sense of ejecting after the words वाष्प 'vapour' and ऊष्म 'heat' as the object of the action.
Thus, बाष्पायते 'it emits vapour'; उष्मायते 'it sends out heat'. So also फेनायते 'it ejects froth'.

Śrīśa Chandra Vasu, The Ashtadhyayi of Panini (1897), via ashtadhyayi.com.