Declension table of yantramandira

Neuter	Singular	Dual	Plural
Nominative	yantramandiram	yantramandire	yantramandirāṇi
Vocative	yantramandira	yantramandire	yantramandirāṇi
Accusative	yantramandiram	yantramandire	yantramandirāṇi
Instrumental	yantramandireṇa	yantramandirābhyām	yantramandiraiḥ
Dative	yantramandirāya	yantramandirābhyām	yantramandirebhyaḥ
Ablative	yantramandirāt	yantramandirābhyām	yantramandirebhyaḥ
Genitive	yantramandirasya	yantramandirayoḥ	yantramandirāṇām
Locative	yantramandire	yantramandirayoḥ	yantramandireṣu

Compound yantramandira -

Adverb -yantramandiram -yantramandirāt