Declension table of ?tīkṣṇatara

Neuter	Singular	Dual	Plural
Nominative	tīkṣṇataram	tīkṣṇatare	tīkṣṇatarāṇi
Vocative	tīkṣṇatara	tīkṣṇatare	tīkṣṇatarāṇi
Accusative	tīkṣṇataram	tīkṣṇatare	tīkṣṇatarāṇi
Instrumental	tīkṣṇatareṇa	tīkṣṇatarābhyām	tīkṣṇataraiḥ
Dative	tīkṣṇatarāya	tīkṣṇatarābhyām	tīkṣṇatarebhyaḥ
Ablative	tīkṣṇatarāt	tīkṣṇatarābhyām	tīkṣṇatarebhyaḥ
Genitive	tīkṣṇatarasya	tīkṣṇatarayoḥ	tīkṣṇatarāṇām
Locative	tīkṣṇatare	tīkṣṇatarayoḥ	tīkṣṇatareṣu

Compound tīkṣṇatara -

Adverb -tīkṣṇataram -tīkṣṇatarāt