Declension table of ?yantravimāna

Masculine	Singular	Dual	Plural
Nominative	yantravimānaḥ	yantravimānau	yantravimānāḥ
Vocative	yantravimāna	yantravimānau	yantravimānāḥ
Accusative	yantravimānam	yantravimānau	yantravimānān
Instrumental	yantravimānena	yantravimānābhyām	yantravimānaiḥ yantravimānebhiḥ
Dative	yantravimānāya	yantravimānābhyām	yantravimānebhyaḥ
Ablative	yantravimānāt	yantravimānābhyām	yantravimānebhyaḥ
Genitive	yantravimānasya	yantravimānayoḥ	yantravimānānām
Locative	yantravimāne	yantravimānayoḥ	yantravimāneṣu

Compound yantravimāna -

Adverb -yantravimānam -yantravimānāt