Declension table of ?yajñavardhana

Neuter	Singular	Dual	Plural
Nominative	yajñavardhanam	yajñavardhane	yajñavardhanāni
Vocative	yajñavardhana	yajñavardhane	yajñavardhanāni
Accusative	yajñavardhanam	yajñavardhane	yajñavardhanāni
Instrumental	yajñavardhanena	yajñavardhanābhyām	yajñavardhanaiḥ
Dative	yajñavardhanāya	yajñavardhanābhyām	yajñavardhanebhyaḥ
Ablative	yajñavardhanāt	yajñavardhanābhyām	yajñavardhanebhyaḥ
Genitive	yajñavardhanasya	yajñavardhanayoḥ	yajñavardhanānām
Locative	yajñavardhane	yajñavardhanayoḥ	yajñavardhaneṣu

Compound yajñavardhana -

Adverb -yajñavardhanam -yajñavardhanāt