The word 'Pompous' refers to -

• Pompous
English Meaning: Showing that you think you are more important than other people, especially by using long and formal words.
Bangla Meaning: সাড়ম্বর; আড়ম্বরপূর্ণ; জাঁকালো; দাম্ভিক; আত্মম্ভরি; দম্ভী; অতিপ্রতাপী।

• অন্য অপশন গুলোর মধ্যে - 
• Philistine
English Meaning: A person who does not like or understand art, literature, music, etc.
Bangla Meaning:  সংস্কৃতিবর্জিত অসভ্য মানুষ।

• Unpretentious
English meaning: One who is free from any intent to deceive or impress others.
Bangla Meaning: নিরহঙ্কার, নিরহঙ্কারী, সরল প্রকৃতি।

• Pedantic
English meaning: One who is excessively concerned with minor details or rules.
Bangla Meaning: পণ্ডিতি মনোভাবসুলভ, খুঁতখুঁতে, গোঁড়া।

Source: Bangla Academy Dictionary and Oxford Learners Dictionary.