| undoubtedly(adverb, certain, limited, absolutely, likely) |
| certainly(adverb, certain, limited, certainty, assent) |
| confident(adjective, clear, certain, definite, positive) |
| surely(adverb, absolutely, likely, really, exactly) |
| unquestionably(adverb, absolutely, likely, assent, really) |
| most likely(expression, probably, presumably) |
| absolutely(adverb, certain, limited, likely, certainly) |
| positively(adverb, certain, limited, likely, certainly) |
| probably(adverb, happen, absolutely, likely, certainly) |
| sure(adjective, adverb, certain, definite, certainty) |
| truly(adverb, certainty, likely, assent, really) |
| without doubt(expression, adjective, idiom, adverb, certainty) |
| beyond question(expression, idiom, adverb, certainty, certainly) |
| indubitably |
| clearly(adverb, likely, certainly) |
| definitely |
| doubtlessly(adverb, certain, limited, absolutely, certainly) |
| easily(adverb, doubt, likely, certainly) |
| no doubt(expression, idiom, adverb, certainty, assent) |
| undoubted(adjective, certain, certainty, undisputed) |