परिभाषेन्दुशेखर (नागेश भट्ट - व्याकरण परिभाषा सिद्धान्त एवं भैरवी टीका सटीक)

/ञ्यन्/फिञ्?)
Wait, ग्लुचुकायनिः -> ग्लुचुक + आयनि (फिञ्? or ञ्यन्?).
Wait, 'ग्लुचुकायन' has 'फिञ्' (४।१।१६०). With ञि, it has ञित्/णित्.
Wait, what is 'ऽयनि'? Look at the glyph:
क then ऽ then य then नि.
Yes, it literally has an avagraha 'ऽ'! "वृद्धसंज्ञाकऽयनिप्रत्ययान्तत्वात्" or could it be 'कञ्यनि'?
Wait, look at 'ऽ': it looks like an avagraha 'ऽ'. In some fonts, avagraha is used, or maybe "वृद्धसंज्ञाक-अयनि"? 'अयनि' as in 'आयनि' without aa-matra?
Let's look at the shape: it is curved like 'ऽ'. Yes, Devanagari avagraha 'ऽ'.

Line 25:
यत्तु—अशब्दात् 'चरती'त्यर्थे ठकि तस्येकि 'यस्ये'ति लोपे 'टिड्ढाणय०' इति ङीपि
Wait, look at 'ठकि': is it 'टकि'?
Let's check again:
In L25: "ठकि तस्येकि"
Look at 'ठ': it's