Assay : ধাতুর বিশুদ্ধতা পরীক্ষা করা;
Related Words
ashy  asia  asks  ass  assay  assays  assuage  assuages  See Words Also In
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Appropriate Prepositions
Alarm at, by, for(আশংকা করা/শঙ্কিত হওয়া): I was not alarmed at/by the news, but I was alarmed for their safety.
Cause for (চিন্তিত হওয়ার কারণ): He has never given me any cause for concern.
Dwell in (বাস করা): He dwells in a tall apartment.
Entitled to (অধিকারী): He is entitled to a reward for honesty.
Regret for (দুঃখ করা): We regretted for his failure.
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Idioms
All in - (পরিশ্রান্ত): I was all in after the meeting.
At a discount (অনাদৃত) Female education is no longer at a discount now.
At the latest (খুব বেশি দেরী হলে) He will arrive here at 5 p. m. at the latest.
Gala day (বিশেষ দিন): The Eid–Ul-Fitr is a gala day for Muslims.
Man of letters (পন্ডিত ব্যক্তি): You are truly a man of letters.