cumbersome

 
Pronunciation: /ˈkʌmbəs(ə)m/

adjective

  • large or heavy and therefore difficult to carry or use; unwieldy: cumbersome diving suits
  • slow or complicated and therefore inefficient: organizations with cumbersome hierarchical structures

Derivatives

cumbersomely

adverb

cumbersomeness

noun

Origin:

late Middle English (in the sense 'difficult to get through'): from cumber + -some1