Declension table of ?gurutvaka

Neuter	Singular	Dual	Plural
Nominative	gurutvakam	gurutvake	gurutvakāni
Vocative	gurutvaka	gurutvake	gurutvakāni
Accusative	gurutvakam	gurutvake	gurutvakāni
Instrumental	gurutvakena	gurutvakābhyām	gurutvakaiḥ
Dative	gurutvakāya	gurutvakābhyām	gurutvakebhyaḥ
Ablative	gurutvakāt	gurutvakābhyām	gurutvakebhyaḥ
Genitive	gurutvakasya	gurutvakayoḥ	gurutvakānām
Locative	gurutvake	gurutvakayoḥ	gurutvakeṣu

Compound gurutvaka -

Adverb -gurutvakam -gurutvakāt