Spacetime : দেশকাল;
Related Words
space-time  spacetime  See Words Also In
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Appropriate Prepositions
Ask for (কোনো কিছু চাওয়া): Do not ask him for any help because he doesn’t like to help anyone.
Bad at (অদক্ষ): He is not bad at English.
Careless of(অসতর্ক): Do not be careless of your health.
Easy of (সরল): The teacher is easy of approach.
Regret for (দুঃখ করা): We regretted for his failure.
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Idioms
At ease (in peace or pleasure – শান্তিতে বা আরামে) A man who has enemies can not live at ease.
At the top of (শীর্ষে): The boy shouted at the top of his voice.
Man of straw (অপদার্থ): We do not care for a man of straw like you.
Slip of the tongue (বলায় সামান্য ভুল): This is a slip of the tongue; don’t pay much stress on it.
To the letter (in all details, অক্ষরে অক্ষরে) —Follow my advice to the letter.