Synonym: doubtful, dubious, implausible, improbable, uncertain, unlikely. Similar words: unquestionable, unquestionably, question, in question, question mark, questionnaire, unconscionable, out of the question. Meaning: ['kwestʃnəbl] adj. 1. subject to question 2. able to be refuted.
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31, It is questionable whether the advertisements will increase sales.
32, Without them, the ships are of questionable value.
33, His sobriety and temperament are questionable.
34, Whether that is so in other societies, which is highly questionable, is irrelevant.
35, Land reclamation could partially offset that loss, but the feasibility of such conversion is questionable because of the huge costs involved.
36, Certainly this can be done[sentencedict.com], though whether it provides any sort of explanation is questionable.
37, The contingency fee usually sorts out the questionable cases to begin with.
38, Nor does it provide a rationale for people with questionable motives to vent their hostilities or express their idiosyncrasies.
39, What is more questionable, however, is whether it is possible to extend the direct response approach indiscriminately.
40, Each of these assumptions is so questionable as to put the onus of proof very heavily on the trade unions.
41, But it is questionable whether any of these exceptions is genuine.
42, Some raunchy moments make it questionable for young kids, who will otherwise love it.
43, And, despite appearances it is questionable whether he always wanted to prove his case to the hilt.
44, This argument of course relies on the questionable assumption that eye movements adequately describe the distribution of attention to a stimulus.
45, Moreover, as Patinkin has shown, its theoretical foundations are questionable.
46, His dream had finally run out in an Arabian nightmare of high living and questionable favours.
47, This argument seems to me to be based on several questionable assumptions.
48, His questionable relationship with a fourteen-year-old girl had been found out.
49, Case study experience further suggests that even this use is questionable.
49, Sentencedict.com try its best to gather and build good sentences.
50, If we intend to rely upon questionable metaphysical assumptions, that should at least be explicit, and open to negotiated change.
51, This would prevent questionable findings influencing a much wider readership.
52, Anyone with a home cassette player can testify to the questionable long-term durability of tape recordings.
53, I think she mainly collected information for him on foreigners living in London ... by slightly questionable means.
54, He was able to play down his Vichy activities, and his questionable wartime record never proved a serious handicap in politics.
55, Most of us can evaluate their performances only on the basis of a general impression and questionable memory.
56, But Thompson, associates said, will give strong assurances that he will examine questionable campaign finance practices regardless of party.
57, Freedom of press, seen in this light, becomes a questionable guarantee.
58, Weener etal. conclude that, although the overall score does provide a reliable measure, it is of questionable validity.
59, Even more questionable is the significance of the king's conversion for his people.
60, However, she makes two highly questionable assumptions that must be challenged.
More similar words: unquestionable, unquestionably, question, in question, question mark, questionnaire, unconscionable, out of the question, beyond question, rhetorical question, personable, reasonable, unreasonable, constitutional convention, inestimable, sequestration, congestion, suggestion, institutional, destination, restitution, indigestion, constitutional, gesticulation, investigation, unconstitutional, predestination, constitutionalism, prestidigitation, additional investment.