Longstanding : দীর্ঘকালস্থায়ী;
Related Words
long standing  long-standing  longstanding  See Words Also In
1.Google-Translator 2.Dictionary.com 3.Merriam-Webster 4.Wikipedia 5.Thesaurus.com
Appropriate Prepositions
Bare of(অনাবৃত, স্বল্প-সজ্জা): The trees of the forest are bare of leaves.
Bask in(রোদ পোহানো): The boys and girls are basking in the sun right now.
Delighted at/with (আনন্দিত হওয়া): Sharmin was delighted at/with her husband’s promotion.
Look at (তাকানো): Students look at the blackboard.
Recover from (সুস্থ হওয়া; পূর্ব অবস্থায় ফিরে আসা): The patient has not yet recovered from his severe illness.
Browse All Appropriate Prepositions
Idioms
As ill-luck would have it (unfortunately- দুর্ভাগ্যবশত) A child was born to them but, as ill-luck would have it, it died when it was eight days old.
In cold blood (ঠান্ডা মাথায়): They committed this murder in cold blood.
Null and void (বাতিল): The deed has been null and void now.
Riding for a fall (বেপরোয়াভাবে কাজ করা- to act recklessly): He rides for a fall in the election.
Without fail (অবশ্যই) - You must attend the meeting without fail.