cumber

1. (transitive, dated) To slow down; to hinder; to burden; to encumber.Examples: "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."; "Wounded and overthrown, the Britons continued their resistance, clung round the legs of the Norman steeds, and cumbered their advance; while their brethren, thrusting with pikes, proved every joint and crevice of the plate and mail, or grappling with the men-at-arms, strove to pull them from their horses by main force, or beat them down with their bills and Welch hooks."Synonyms: encumber, see also Thesaurus:hinderdatedtransitive