Unbacked : অনবলম্ব; অনবলম্বন; সমর্থনহীন; পৃষ্ঠপোষকহীন;
Related Words
un biased  un packed  unabashed  unaffected  unbacked  unbaked  unbiased  unbiassed  unpacked  unpicked  unvoiced  See Words Also In
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Appropriate Prepositions
Astonished at(বিস্ময়-বিহবল হওয়া): We were astonished at his unexpected success.
Born of(জন্মগ্রহণ করা): I was born of a middle class family.
Busy with(ব্যস্ত থাকা): Rahim is now busy with her homework.
Deprived of (বঞ্চিত): He was deprived of education due to extreme poverty.
Sad at (দুঃখিত): All his colleagues were very sad at his transfer from this place.
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Idioms
At last (in the end – অবশেষে) He tried hard, and at last, succeeded in achieving his goal.
As ill-luck would have it (unfortunately- দুর্ভাগ্যবশত) A child was born to them but, as ill-luck would have it, it died when it was eight days old.
Man of straw (অপদার্থ): We do not care for a man of straw like you.
Out of temper (ক্রুদ্ধ): The teacher is out temper to see the overall results.
To the backbone (to the core, হাড়ে হাড়ে) —The boy is wicked to the backbone.