Declension table of ?santamasa

Masculine	Singular	Dual	Plural
Nominative	santamasaḥ	santamasau	santamasāḥ
Vocative	santamasa	santamasau	santamasāḥ
Accusative	santamasam	santamasau	santamasān
Instrumental	santamasena	santamasābhyām	santamasaiḥ santamasebhiḥ
Dative	santamasāya	santamasābhyām	santamasebhyaḥ
Ablative	santamasāt	santamasābhyām	santamasebhyaḥ
Genitive	santamasasya	santamasayoḥ	santamasānām
Locative	santamase	santamasayoḥ	santamaseṣu

Compound santamasa -

Adverb -santamasam -santamasāt