Helpful : সাহায্যকারী, উপকারী
Related Words
helpful  helpfulness  helpless  See Words Also In
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Appropriate Prepositions
Ask about (কাউকে খোঁজ করা): Rahim asked about Karim.
Break in (কথার মাঝে কথা বলা): As she was talking, he suddenly broke in, saying, ‘that’s a rat!’
Consolidate for (শক্তিশালী করা): The four new companies consolidated for greater efficiency.
Effect of (প্রভাব): The effect of corruption is very harmful for our society.
Remedy for (প্রতিকার): There is no remedy for his misbehavior.
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Idioms
At ease (in peace or pleasure – শান্তিতে বা আরামে) A man who has enemies can not live at ease.
Fair and square (সৎ): The learned persons should be fair and square.
Lose one’s heart (প্রেমে পড়া) — He lost his heart to the girl.
Run high (বেড়ে যাওয়া) —The price of everything has run high.
Ups and downs (উত্থান পতন): There are ups and downs in a man’s life.