(p. 189) ōstāda a trainer, a music-master or music-teacher; a master artist or artisan. a. skilled, expert. ওস্তাদি n. efficiency, skill, mastery; cleverness; an attempt to parade one's skill or mastery, bravado; uncalled-for act of coming forward to help; officiousness. a. pertaining to a trainer or music-master or master artist or master artisan. ওস্তাদি করা v. to try to parade one's skill or mastery; to come forward uncalled-for to help; to be officious. 59)

(p. 189) ōẏākapha charitable grant for Muslim religious purpose or in service of God. ̃নামা n. a grant providing for this gift. ওয়াকিফ, ওয়াকিব a. conversant, familiar, acquainted, knowing; informed; experienced. ওয়াকিফহাল, ওয়াকিবহাল a. conversant with the situation; well-informed of the situation. 26)

(p. 188) ō2 that or yonder person or creature or thing, a person or creature or thing in question, he, she, it.  a. that immediately preceding, last (ও মাসে). adv. too, also, moreover (সে খাবেও); even (নামও শুনিনি).  con. and.  int. expressing; a call, recollection, amazement, pity etc.; holla, ho; ah, oh. 3)

(p. 188) ōjara a plea, an excuse; a pretext. বাজে ওজর a lame excuse. মিথ্যা ওজর a false plea. 23)

(p. 189) ōẏāhābi a follower of Abdul Wahab; a Muslim religious reformer; a group of Muslim socio-religious reformers. 34)

(p. 189) ōḍra old name of Orissa. 11)

(p. 188) ōgarā a variety of food cooked by boiling rice and pulse together, hotchpotch. 18)

(p. 189) ōta lying in wait to attack by surprise, an ambush, an ambuscade. ওত পাতা, ওত পেতে থাকা v. to lie in wait, to ambush, to ambuscade. 18)

(p. 189) ōṭakānō, uṭakānō search clumsily and hastily; look for something hurriedly; rummage. 5)

(p. 189) ōpha expressing amazement, anger, regret, pain, disgust etc.; oh. 23)

(p. 189) ōẏāka expressing an involuntary sound made whilst vomiting. ওয়াক তোলা v. to make this sound; to expectorate; to hiccup, to retch. 25)

(p. 189) ōḍ়iśā Orissa. ওড়িশি a. of or pertaining to Orissa. n. an Indian style of classical dance that originated in Orissa. 17)

(p. 189) ōḍ়mbā a spendthrift. 14)

(p. 189) ōṣadhinātha, ōṣadhipati the moon. 53)

(p. 189) ōlāna udder (of cattle etc.) 50)