Undoubtedly

The Century Dictionary and Cyclopedia
  • Without doubt; without question; indubitably.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • adverb. Without doubt.
  • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • adverb. without doubt; certainly
  • Word Usage
    "As I glanced at my colleagues around the table, each person looked slightly apprehensive, and my expression undoubtedly mirrored theirs."
    Synonym
    Words with the same meaning