Declension table of ?ṛkthin

Neuter	Singular	Dual	Plural
Nominative	ṛkthi	ṛkthinī	ṛkthīni
Vocative	ṛkthin ṛkthi	ṛkthinī	ṛkthīni
Accusative	ṛkthi	ṛkthinī	ṛkthīni
Instrumental	ṛkthinā	ṛkthibhyām	ṛkthibhiḥ
Dative	ṛkthine	ṛkthibhyām	ṛkthibhyaḥ
Ablative	ṛkthinaḥ	ṛkthibhyām	ṛkthibhyaḥ
Genitive	ṛkthinaḥ	ṛkthinoḥ	ṛkthinām
Locative	ṛkthini	ṛkthinoḥ	ṛkthiṣu

Compound ṛkthi -

Adverb -ṛkthi