Declension table of ?ṛtumukhin

Neuter	Singular	Dual	Plural
Nominative	ṛtumukhi	ṛtumukhinī	ṛtumukhīni
Vocative	ṛtumukhin ṛtumukhi	ṛtumukhinī	ṛtumukhīni
Accusative	ṛtumukhi	ṛtumukhinī	ṛtumukhīni
Instrumental	ṛtumukhinā	ṛtumukhibhyām	ṛtumukhibhiḥ
Dative	ṛtumukhine	ṛtumukhibhyām	ṛtumukhibhyaḥ
Ablative	ṛtumukhinaḥ	ṛtumukhibhyām	ṛtumukhibhyaḥ
Genitive	ṛtumukhinaḥ	ṛtumukhinoḥ	ṛtumukhinām
Locative	ṛtumukhini	ṛtumukhinoḥ	ṛtumukhiṣu

Compound ṛtumukhi -

Adverb -ṛtumukhi