through all the world's vastidity — Shakespeare
Useful english dictionary. 2012.
Vastidity — Vas*tid i*ty, n. [Cf. OF. vastit[ e], L. vastitas.] Vastness; immensity. [Obs.] All the world s vastidity. Shak. [1913 Webster] … The Collaborative International Dictionary of English
vastidity — noun Vastness; immensity … Wiktionary
vastidity — vas·tid·i·ty … English syllables