Declension table of ?sandhyākāla

Masculine	Singular	Dual	Plural
Nominative	sandhyākālaḥ	sandhyākālau	sandhyākālāḥ
Vocative	sandhyākāla	sandhyākālau	sandhyākālāḥ
Accusative	sandhyākālam	sandhyākālau	sandhyākālān
Instrumental	sandhyākālena	sandhyākālābhyām	sandhyākālaiḥ sandhyākālebhiḥ
Dative	sandhyākālāya	sandhyākālābhyām	sandhyākālebhyaḥ
Ablative	sandhyākālāt	sandhyākālābhyām	sandhyākālebhyaḥ
Genitive	sandhyākālasya	sandhyākālayoḥ	sandhyākālānām
Locative	sandhyākāle	sandhyākālayoḥ	sandhyākāleṣu

Compound sandhyākāla -

Adverb -sandhyākālam -sandhyākālāt