i Register
In some senses, cumber is marked as dated, obsolete, colloquial. Watch for register when choosing this word.
verb
To slow down; to hinder; to burden; to encumber.
Why asks he what avails him not in fight, / And would but cumber and retard his flight?
The multiplying variety of arguments, especially frivolous ones, […] but cumbers the memory.
noun
Trouble, distress.
Fleet foot on the correi, / Sage counsel in cumber, / Red hand in the foray, / How sound is thy slumber!
Something that encumbers; a hindrance, a burden.
noun
Clipping of cucumber.