The word 'verifiability' is a modern English formation built upon the established verb 'verify'. Its core, 'veri-', originates from the Latin 'verus', meaning true, a concept with deep Proto-Indo-European roots related to trust and reality. The element '-fi-' is extracted from the Latin verb 'facere' (to make), which, when combined with 'veri-', creates the sense of 'making true' or establishing truth. Finally, the suffix '-ability', derived from Latin '-abilitas', is appended to transform the action into an abstract noun denoting the quality or potential of that action. Thus, the literal morphemic journey from 'making true' culminates in the modern abstract concept of the capacity for being proven true.

Structure: veri (true) + fi (make) + ability (capacity) - veri: From Latin 'verus', meaning 'true'. Acts as the core semantic root. - fi: From Latin 'facere', meaning 'to make' or 'to do'. Acts as a verbalizing element. - ability: From Latin '-abilitas', a suffix forming nouns indicating capacity or fitness. Acts as a nominalizing suffix.