स्फाय् [ sphāy ] [ sphāy ] Root cl. [1] Ā. ( Lit. Dhātup. xiv , 16) [ sphāyate ] (Gr. also pf. [ pasphāye ] aor. [ asphāyiṣṭa ] , or [ asphāṣṭa ] fut. [ sphāyitā ] ) , to grow fat , become bulky , swell , increase , expand Lit. Hcar. ; to resound Lit. ib. : Pass. [ sphīyate ] , to become fat Lit. SāmavBr. : Caus. [ sphāvayati ] (aor. [ apisphavat ] ) , to fatten , swell , strengthen , increase , augment Lit. Bhaṭṭ. ( ?cf. Gk. 1 ; Lit. (spëti) ; Slav. (speti) . )