Unsubstantiated : অপ্রমাণিত; অপ্রমাণসিদ্ধ;
Related Words
unsubstantial  unsubstantiality  unsubstantiated  See Words Also In
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Appropriate Prepositions
Answerable to (কারো কাছে জবাবদিহিতা করা): He is not answerable to anybody for his mistake.
Aware of(অবগত): I am not aware of his dishonesty.
Full of (পরিপূর্ণ): Our Rivers are full of fishes.
Sentence to, for (দন্ডাদেশ দেওয়া): He was sentenced to death for murder.
Side with (পক্ষ অবলম্বন করা): The Chairman sided with the powerful party.
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Idioms
Dead language (যে ভাষা এখন আর কথ্য নয়): Sanskrit is a rich language, but it is now a dead language.
In the long run (পরিণামে): You will have to suffer in the long run.
Of course (অবশ্যই): Of course, you know what that meant.
On the contrary (বিপরীত পক্ষে): I do not hate him; on the contrary I love him.
Turn down (refuse, প্রত্যাখান করা) —He turned down my proposal.