14:I[5014,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"default"] 15:I[38392,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"PracticeCard"] 17:I[70570,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"ExamAppearanceBadge"] 16:T721,• The correct answer is - Deep.

• Profound (Noun, Adjective)
- English Meaning: Something that is very deep; felt or experienced strongly; extreme.
- Bangla Meaning:
(১) গভীর; অগাধ; সুগভীর; প্রগাঢ়; অবগাঢ়: a profound sleep, সুষুপ্তি;
(২) জ্ঞানগর্ভ; প্রগাঢ়: profound books/authors/thinkers; a man of profound learning.
(৩) নিগূঢ়; গূঢ়; দুর্জেয়: profound mysteries.

• Synonyms: Heartfelt (আন্তরিক; হৃদগত; হৃদয়জাত), Intense (তীব্র; প্রগাঢ়), Deep (গভীর; অগাধ), Earnest (আন্তরিক), Subtle (সুক্ষ্ম)।

• Antonyms: Superficial (উপরিগত; অগভীর; বাহ্য), Dubious (সন্দেহপূর্ণ; সন্দিগ্ধ), Mild (হালকা), Trivial (কম গুরুত্বপূর্ণ), Light (হালকা), Shallow (অগভীর)।

• Other Forms:
- Profoundly (adverb) - গভীরভাবে, প্রগাঢ়ভাবে ইত্যাদি; profoundly grateful/disturbing.
- Profundity (noun) (plural-profundities) [Uncountable noun] - গভীরতা; প্রগাঢ়তা.

• Example Sentence:
1. There was a note of profound irritation in his voice
2. Those two lines of poetry express perfectly the profound sadness of loss.

Source:
1. Accessible Dictionary by Bangla Academy.
2. Cambridge Dictionary.
3. Merriam-Webster Dictionary.