Declension table of ?yavāpatya

Neuter	Singular	Dual	Plural
Nominative	yavāpatyam	yavāpatye	yavāpatyāni
Vocative	yavāpatya	yavāpatye	yavāpatyāni
Accusative	yavāpatyam	yavāpatye	yavāpatyāni
Instrumental	yavāpatyena	yavāpatyābhyām	yavāpatyaiḥ
Dative	yavāpatyāya	yavāpatyābhyām	yavāpatyebhyaḥ
Ablative	yavāpatyāt	yavāpatyābhyām	yavāpatyebhyaḥ
Genitive	yavāpatyasya	yavāpatyayoḥ	yavāpatyānām
Locative	yavāpatye	yavāpatyayoḥ	yavāpatyeṣu

Compound yavāpatya -

Adverb -yavāpatyam -yavāpatyāt