From ofer- +‎ sprecan. Cognate with Old High German ubarsprehhan.

• IPA^(key): /ˌo.ferˈspre.kɑn/, [ˌo.verˈspre.kɑn]

ofersprecan

1. to say too much, use too many words
2. to say or speak too much, more than is just

• Middle English: *overspeken
  • English: overspeak

• Joseph Bosworth; T. Northcote Toller (1898), “ofersprecan”, in An Anglo-Saxon Dictionary, second edition, Oxford: Oxford University Press.