Infallible : অভ্রান্ত; অব্যর্থ
Related Words
in valuable  inappellable  infallibility  infallible  invaluable  See Words Also In
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Appropriate Prepositions
Apply for(কারো কাছে আবেদন করা): Sumi applied to the Principal for free studentship.
Arrange for(ব্যবস্থা করা): We have arranged everything for our study tour.
Bridge over (সেতু): The only entrance to Allahabad in that direction was by a bridge over the Jumna.
Care of(যত্ন নেওয়া): You should take care of your health.
Devote to (উৎসর্গ করা/নিয়োজিত করা): Students should devote sufficient time to their studies.
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Idioms
At a round rate (at the fixed price – নির্ধারিত মূল্যে) Things are selling in the shop at a round rate.
Bare word (শুধু মুখের কথা, স্বাক্ষী প্রমানহীন কথা-n) He believed your bare word and now he has been played false with.
In lieu of (পরিবর্তে): Give me this pen in lieu of that.
Slip of the tongue (বলায় সামান্য ভুল): This is a slip of the tongue; don’t pay much stress on it.
Up and doing (উদ্যোগী): Be up and doing and then you will succeed in your life.