(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) ōjōguṇa (rhet.) ornateness and vigour of style. 2)

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

(p. 188) ōcalānō to winnow, to fan (grain etc.) free of husks and chaff. 20)

(p. 189) ōlāicaṇḍī the goddess of cholera. 47)

(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. 189) ōsa dew. 56)

(p. 189) ōjōna ozone. 3)

(p. 188) ōjḥ vigour, strength; lustre; (rhet.) ornateness and vigour of style. 21)

(p. 188) ōi that; yonder.  adv. there.  int. expressing mild regret for negligence, lapse of memory etc.; ah, ah me (ওই যা). 4)

(p. 189) ōẏādā a point of time by or within which something is promised to be paid or given or done; promise. ওয়াদা দেওয়া v. to set a time-limit. 28)

(p. 188) ōn̐calā skin of fruits and vegetables; refuse. ̃কুড় n. a dustbin, place where garbage is deposited. Same as আঁস্তাকুড় । 6)

(p. 189) ōẏāstā act of attaching importance; serious attention, heed, care; dependence; sake (কীসের ওয়াস্তে). ওয়াস্তা করা, ওয়াস্তা রাখা v. to care (for), to heed, to pay attention (to); to attach importance (to); to depend (upon). 33)

(p. 188) ōkhānakāra of that place or region. ওখানে adv. there. 17)

(p. 188) ōkāra the post-consonantal symbol 'ো' affixed to a consonant whilst adding the ও--sound to it. ওকারাদি a. (of words) beginning with ও or ও--sound. ওকারান্ত a. (of words) ending in ও or ও--sound. 10)