IPA: /ˈkʌmbərsəmnəs/
KK: /ˈkʌmbərsəmnəs/
The quality or condition of being large, heavy, and difficult to handle or manage.
The cumbersomeness of the old machinery made it hard to move around the workshop.
Cumbersomeness → It is formed from "cumbersome" (from Middle English *cumbersom*, meaning burdensome or troublesome) and the suffix "-ness" (meaning the state or quality of). The word "cumbersomeness" refers to the quality of being burdensome or unwieldy.
Think of something that is 'burdensome' ('cumbersome') and remember that 'cumbersomeness' describes the state of being difficult to handle.