Declension table of ?tṛṇāṅku

Masculine	Singular	Dual	Plural
Nominative	tṛṇāṅkuḥ	tṛṇāṅkū	tṛṇāṅkavaḥ
Vocative	tṛṇāṅko	tṛṇāṅkū	tṛṇāṅkavaḥ
Accusative	tṛṇāṅkum	tṛṇāṅkū	tṛṇāṅkūn
Instrumental	tṛṇāṅkunā	tṛṇāṅkubhyām	tṛṇāṅkubhiḥ
Dative	tṛṇāṅkave	tṛṇāṅkubhyām	tṛṇāṅkubhyaḥ
Ablative	tṛṇāṅkoḥ	tṛṇāṅkubhyām	tṛṇāṅkubhyaḥ
Genitive	tṛṇāṅkoḥ	tṛṇāṅkvoḥ	tṛṇāṅkūnām
Locative	tṛṇāṅkau	tṛṇāṅkvoḥ	tṛṇāṅkuṣu

Compound tṛṇāṅku -

Adverb -tṛṇāṅku