Challenger : আহ্বানকারী;
Related Words
challenger  cleanser  See Words Also In
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Appropriate Prepositions
Antipathy to/towards (ঘৃনা): I have a strong antipathy to smoking.
Apology to (কারো কাছে ক্ষমা চাওয়া): Rakib should ask apology to her.
Ascend to (আরোহণ করা): karim began to ascend to the surface of wakefulness.
Send for (ডেকে পাঠানো): Send for a doctor immediately.
Sorry for (দুঃখিত): He is sorry for his misdeeds.
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Idioms
Dead language (যে ভাষা এখন আর কথ্য নয়): Sanskrit is a rich language, but it is now a dead language.
Hold water (ধোপে টেকা): This policy will not hold water in this situation.
To go to the dogs (গোল্লায় যাওয়া)- He has gone to the dogs by keeping evil company.
Turn down (refuse, প্রত্যাখান করা) —He turned down my proposal.
Widow’s mite (দরিদ্রের ক্ষুদ্র দান): A windows mite is no less important than a large contribution of a rich man.