Declension table of ?bāsta

Masculine	Singular	Dual	Plural
Nominative	bāstaḥ	bāstau	bāstāḥ
Vocative	bāsta	bāstau	bāstāḥ
Accusative	bāstam	bāstau	bāstān
Instrumental	bāstena	bāstābhyām	bāstaiḥ
Dative	bāstāya	bāstābhyām	bāstebhyaḥ
Ablative	bāstāt	bāstābhyām	bāstebhyaḥ
Genitive	bāstasya	bāstayoḥ	bāstānām
Locative	bāste	bāstayoḥ	bāsteṣu

Compound bāsta -

Adverb -bāstam -bāstāt