Declension table of ?sāṅkalpika

Masculine	Singular	Dual	Plural
Nominative	sāṅkalpikaḥ	sāṅkalpikau	sāṅkalpikāḥ
Vocative	sāṅkalpika	sāṅkalpikau	sāṅkalpikāḥ
Accusative	sāṅkalpikam	sāṅkalpikau	sāṅkalpikān
Instrumental	sāṅkalpikena	sāṅkalpikābhyām	sāṅkalpikaiḥ sāṅkalpikebhiḥ
Dative	sāṅkalpikāya	sāṅkalpikābhyām	sāṅkalpikebhyaḥ
Ablative	sāṅkalpikāt	sāṅkalpikābhyām	sāṅkalpikebhyaḥ
Genitive	sāṅkalpikasya	sāṅkalpikayoḥ	sāṅkalpikānām
Locative	sāṅkalpike	sāṅkalpikayoḥ	sāṅkalpikeṣu

Compound sāṅkalpika -

Adverb -sāṅkalpikam -sāṅkalpikāt