S / suspensĭo
noun

suspensĭo

gen. suspensōnis · gender feminine · decl. 3rd
suspendo, I. B. 3.
an arching; vaulting; arched work
an arching or vaulting, arched work, Vitr. 5, 10; cf. the foll. art.—
The imperfect pronunciation
The imperfect pronunciation of a letter: litterae m, Isid. 1, 31, 6.