Key-stone : খিলানোর মধ্য প্রস্তর; মূলকেন্দ্র
Related Words
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Appropriate Prepositions
Argue with, about(কথা কাটাকাটি করা): They always argue with me about tiny matter.
Caution against(সাবধান): Take all cautions against the danger.
Married to (বিবাহিত): Salma was married to a Govt. Officer.
Meet with (হঠাৎ কোন কিছু হওয়া): Yesterday I met with an accident.
Regret for (দুঃখ করা): We regretted for his failure.
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Idioms
As a whole (মোটের উপর, সম্পূর্ন এক মনে করে-adv.) Look at life as a whole and you will see that it is meaningful.
Bear in mind (মনে রাখা): Always bear in mind that you are a daughter of a reputed person.
Bear in mind (remember— মনে রাখা —V): You should also bear in mind the additional costs of the mortgage.
From hand to mouth (দিন আনে দিন খায়): The poor man live from hand to mouth.
Kith and kin (নিকট আত্মীয়): He has no relation with his kith and kin.