Dissatisfaction : অসন্তোষ, অতৃপ্তি;
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Appropriate Prepositions
Agree with, on, to(একমত হওয়া): My father agreed with me on this point, but he did not agree to my proposal to set up a canteen.
Call on(কারও সাথে দেখা করা): I called on him in his office.
Convert to(দীক্ষিত): Tom is converted to another religion.
Noted for (বিখ্যাত): She is noted for dancing.
Taste for (রুচি; পছন্দ): He has a great taste for music.
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Idioms
At one’s elbow (near at hand — হাতের কাছে – adv.) His private secretary is always at his elbow.
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.
Give in (বশ্যতা স্বীকার করা): We will never give in to our enemies.
Slow coach (অলস): You cannot expect much from a slow coach.
With might and main (যথা শক্তি দিয়ে) —He tried with might and main to help me.