Declension table of ?yajñotsava

Masculine	Singular	Dual	Plural
Nominative	yajñotsavaḥ	yajñotsavau	yajñotsavāḥ
Vocative	yajñotsava	yajñotsavau	yajñotsavāḥ
Accusative	yajñotsavam	yajñotsavau	yajñotsavān
Instrumental	yajñotsavena	yajñotsavābhyām	yajñotsavaiḥ yajñotsavebhiḥ
Dative	yajñotsavāya	yajñotsavābhyām	yajñotsavebhyaḥ
Ablative	yajñotsavāt	yajñotsavābhyām	yajñotsavebhyaḥ
Genitive	yajñotsavasya	yajñotsavayoḥ	yajñotsavānām
Locative	yajñotsave	yajñotsavayoḥ	yajñotsaveṣu

Compound yajñotsava -

Adverb -yajñotsavam -yajñotsavāt