Laughing gas : নাইট্রাস অক্সাইড;
Related Words
lacunas  lagging  lashing  lashings  laughing  laughing gas  laughing stock  laughingly  laughingstock  looking glass  lugging  See Words Also In
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Appropriate Prepositions
Appeal to, for(কোন ব্যক্তির কাছে কোন কিছুর জন্য আবেদন করা): The flood affected people appealed to the President for reef.
Descend on (আক্রমণ করা): Armed thieves descended on the helpless girl.
Enter into (আলোচনা করতে আরম্ভ করা): Let’s not enter into details at this stage.
Grateful to (কৃতজ্ঞ): We should be grateful to our teachers.
Senior to (বয়সে বড়): He is senior to me by two years.
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Idioms
At a discount (অনাদৃত) Female education is no longer at a discount now.
Bad book (disfavour-খারাপ নজর —n) The secretary has fallen in the bad book of the manager.
Bad bargain (purchasing at a high price-বেশি দামে কেনা-n) You had a bad bargain of the watch I see.
Hue and cry (শোরগোল): The villagers raised a hue and cry to see the thief.
Run a risk (ঝুকি নেয়া) — He ran a risk to save his life.