Thitherto : সেই সময়ের আগে;
Related Words
thereat  thereto  thirty  thitherto  thitherward  See Words Also In
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Appropriate Prepositions
Apology for (কোনো কারনে ক্ষমা চাওয়া): Sajib should ask apology to her of his mistake.
Attacked by(আক্রান্ত ব্যক্তিবাচক): He has been attacked by a gang of robbers.
Deprived of (বঞ্চিত): He was deprived of education due to extreme poverty.
Inquire of, about, into, after (অনুসন্ধান করা): Roma inquired of me about my father’s health. The pope will inquire into the cause of fire. Mehjabin inquired after her friends.
Substitute for (বদলে দেওয়া): This action is substitute for that.
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Idioms
Acid test (অগ্নি পরীক্ষা): You must succeed in the acid test of the time you live in.45
Fight shy of (এড়িয়ে যাওয়া): Honest boys always fight shy of bad and dishonest friends.
In cold blood (ঠান্ডা মাথায়): They committed this murder in cold blood.
Pick a quarrel (ঝগড়া করা)—Do not pick a quarrel.
Under age (অপ্রাপ্ত বয়স্ক)- He could not cast his vote because he was under age.