Proficiency : পারদর্শিতা, দক্ষতা, উন্নতি;
Related Words
profi ciency  proficiencies  proficiency  See Words Also In
1.Google-Translator 2.Dictionary.com 3.Merriam-Webster 4.Wikipedia 5.Thesaurus.com
Appropriate Prepositions
Adhere to (লেগে থাকা, অটল থাকা): You should adhere to your principal.
Fond of (প্রিয়/অনুরাগী): Children are fond of sweets.
Hope for (আশা করা): Let us hope for the best.
Inquire into (খতিয়ে দেখা): The police officer will inquire into the matter.
Relevant to (প্রাসঙ্গিক): Your answer is not exactly relevant to my question.
Browse All Appropriate Prepositions
Idioms
At all (in the least degree – মোটেও না) There is no water at all in the pond.
Birds of a feather (persons of like disposition-একই পর্যায়ের লোক) Bird’s of a feather flock together.
Slip of the pen (লেখায় অসতর্কতাবশত সামান্য ভুল): The mistake is due to a slip of the pen.
Take one to task (rebuke, তিরস্কার করা)— He took me to task for negligence of duty.
Well off (স্বচ্ছল) - Jim and Della were not well off.