doubtless
Surely, without doubt
Doubtless means without doubt or very probably.
It expresses near-certainty while leaving a sliver of room for qualification: She will doubtless arrive late, as usual.
The word functions as an adverb, synonymous with undoubtedly or surely, though it can sound slightly more literary or formal.
He was doubtless aware of the consequences.
Without any doubt
- unquestionablyBeyond any dispute
- surelyWith complete confidence
- assuredlyWith full certainty
- definitelyWith complete certainty
incontrovertibly · irrefutably · indisputably · unmistakably · unambiguously · conclusively · decidedly · positively
Certain or self-possessed
- confidentSure of oneself
- certainFree from doubt
- convincedFirmly believing something
- positiveAffirming or certain
secure · self-assured · unwavering · unfaltering · resolute · steadfast · unhesitating · unshakeable
Taken as likely true
- probablyAlmost certainly true
- likelyHaving good odds
- apparentlyAs far as shown
- seeminglyAppearing to be so
supposedly · admittedly · granted · arguably · conceivably · perhaps · possibly · ostensibly
certainly
Without any doubt
- unquestionablyBeyond any dispute
- surelyWith complete confidence
- assuredlyWith full certainty
definitely · incontrovertibly · irrefutably · indisputably · unmistakably · unambiguously · conclusively · decidedly · positively · absolutely
assured
Certain or self-possessed
positive · secure · self-assured · unwavering · unfaltering · resolute · steadfast · unhesitating · unshakeable · trusting
presumably
Taken as likely true
- probablyAlmost certainly true
- likelyHaving good odds
- apparentlyAs far as shown
seemingly · supposedly · admittedly · granted · arguably · conceivably · perhaps · possibly · ostensibly · assumably
doubtlessdoubtfully
In an unconvinced way
uncertainly · dubiously · questionably · doubtful · dubious
doubtlesshesitantly
With uncertain manner
tentatively · waveringly · diffidently · indecisively · uncertainly