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
Appear at/in(উপস্থিত হওয়া): I should appear at/in the exam hall in time.
Argue with, about(কথা কাটাকাটি করা): They always argue with me about tiny matter.
Assent to(সম্মতি দেওয়া): The President has assented to the bill.
Look at (তাকানো): Students look at the blackboard.
Look into (তদন্ত করা/অনুসন্ধান করা): I am looking into the matter.
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Idioms
At liberty (free-মুক্ত-adj.) They are at liberty to go anywhere.
Lump sum (এক কালীন) — He gave us lump sum money.
Set free (মুক্ত করা): The prisoners were set free.
Scapegoat (উদোর পিন্ডি বুধোর ঘাড়ে)—He was made scapegoat of the incident.
Ups and downs (উত্থান পতন)- There is ups and downs in a man's life.