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
Annoyed at(ব্যক্তি ছাড়া অন্যকিছুর প্রতি বিরক্ত): They were annoyed at his rough behavior.
Born of(জন্মগ্রহণ করা): I was born of a middle class family.
Convince of(বিশ্বাস হওয়া): I am convinced of your efficiency.
Run on (বিরতিহীন চলা): The bus is running on time.
Smile on/upon (অনুগ্রহ করা): Fortune smiles on/upon the brave.
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Idioms
All at once - (হঠাৎ): I feel terribly sleepy all at once.
At the latest (খুব বেশি দেরী হলে) He will arrive here at 5 p. m. at the latest.
In no time (শীঘ্র): He will finish the work in no time.
Pick one’s pocket (পকেট মারা)— He tried to pick my pocket.
Turn over a new leaf (begin a new phase of life, নবজীবন শুরু করা) —After his failure he turned over a new leaf.