IPA: /trɪˈmɛndəsnəs/
KK: /trɪˈmɛndəsnəs/
The quality or state of being very large, impressive, or extraordinary.
The tremendousness of the mountain left us in awe.
Tremendousness → It is formed from "tremendus" (from Latin, meaning to tremble or be fearful) and the suffix "-ness" (meaning the state or quality of). The word "tremendousness" refers to the quality of being so great or intense that it inspires awe or fear.
Think of something that makes you 'tremble' ('tremendus') because it is so great or intense — that's what tremendousness means.