Well-head : আদি উৎস;
Related Words
well oiled  well-head  well-to-do  welladay  welled  wellhead  welloiled  willed  See Words Also In
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Appropriate Prepositions
Burst into(কান্নায় ভেঙ্গে পড়া): He burst into tears.
Cure of, for(রোগমুক্ত হওয়া): This man was cured of This drug is a cure for typhoid.
Detrimental to (অপকারী): Smoking is detrimental to health.
Hope for (আশা করা): Let us hope for the best.
Loyal to (অনুগত): Every citizen must be loyal to the state.
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Idioms
At random (indiscriminately—এলোপাথাড়ি-adv.) He talks at random like a mad man.
Cock and bull story (আষাঢ়ে গল্প): You must be ashamed of your cock and bull story.
Dead language (যে ভাষা এখন আর কথ্য নয়): Sanskrit is a rich language, but it is now a dead language.
Fair play (প্রতারণা বিহীন নীতি বা কাজ): I believe in the practice of fair play in my business.
Take to one's heels (to run away, পালানো)- They took to their heels when they saw the policeman approaching.