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doubtful dubious suspicious
If you feel doubtful about something, you are unsure about it or about whether it will happen or be successful.
If you are dubious about something, you are not sure whether it is the right thing to do.
If you describe something as dubious, you think it is not completely honest, safe, or reliable.
If you are suspicious of a person, you do not trust them and think they might be involved in something dishonest or illegal.
If you describe something as suspicious, it suggests behaviour that is dishonest, illegal, or dangerous.
|Adj.||1.||doubtful - open to doubt or suspicion; "the candidate's doubtful past"; "he has a dubious record indeed"; "what one found uncertain the other found dubious or downright false"; "it was more than dubitable whether the friend was as influential as she thought"- Karen Horney|
questionable - subject to question; "questionable motives"; "a questionable reputation"; "a fire of questionable origin"
|2.||doubtful - fraught with uncertainty or doubt; "they were doubtful that the cord would hold"; "it was doubtful whether she would be admitted"; "dubious about agreeing to go"|
|3.||doubtful - unsettled in mind or opinion; "drew a few tentative conclusions"|
unsettled - still in doubt; "an unsettled issue"; "an unsettled state of mind"
unlikely certain, definite, indubitable
unsure decided, certain, positive, resolute
"all right then," he said in a doubtful tone → -bueno, vale -dijo con un tono de duda en la voz
Jeremy nodded his head, but he still looked doubtful → Jeremy asintió pero no parecía aún convencido
I'm a bit doubtful → no estoy convencido del todo
to be doubtful that → dudar que + subjun
he was doubtful that he would be able to lift it → dudaba que pudiera levantarlo
I am doubtful whether we should accept the offer → dudo si deberíamos aceptar la oferta o no
to be doubtful about sth → tener dudas sobre algo
a reconciliation between the two sides seems doubtful → una reconciliación entre las dos partes parece dudosa
it is doubtful that they will reach an agreement → es dudoso or poco probable que lleguen a un acuerdo
it is doubtful that there will be any survivors → se duda or es poco probable que haya sobrevivientes
for a moment it seemed doubtful that he would move at all → por un momento pareció que no se iba a mover en absoluto
it is doubtful whether → es poco probable que + subjun
doubtful starter (Sport) → participante mf dudoso
it's doubtful → ce n'est pas sûr
I'm a bit doubtful
BUT Je n'en suis pas si sûr.
You sound doubtful
BUT Tu n'as pas l'air sûr.
to be doubtful about sth → avoir des doutes sur qch
to be doubtful (that) ... → douter que ... + subj
to be doubtful whether ... → douter que ... + subj
to be doubtful about doing something → hésiter à faire quelque chose
I'm doubtful about going by myself → J'hésite à y aller tout seul.
doubtful[ˈdaʊtfʊl] adj (uncertain, person) → poco convinto/a; (look) → dubbioso/a; (result, success, future) → dubbio/a, incerto/a; (debatable, question) → discutibile; (questionable, taste, reputation) → dubbio/a
to be doubtful about sth → non essere convinto/a di qc, avere dei dubbi su qc
I'm a bit doubtful → non sono tanto sicuro
it's doubtful whether ... → non è sicuro che... + sub