D defs.my
Entry 1 sense Webster, 1913

Impede

/ĭmˌ-pēd'/ · Im·pede · IPA /ɪmˈpiːd/
01 v. t. To hinder; to stop in progress; to obstruct; as, to impede the advance of troops.
imp. & p. p. Impeded; p. pr. & vb. n. Impeding
  1. 1.
    To hinder; to stop in progress; to obstruct; as, to impede the advance of troops.
    “Whatever hinders or impedes The action of the nobler will.” — Logfellow.