(p. 188) ōjana act of weighing; weight; a unit of weight, a measure; importance, impressiveness; power, strength (নিজের ওজন বুঝে কাজ করা). ওজন করা v. to weigh. ̃-করা a. measured (ওজন-করা কথা). ̃দর n. price according to or determined by weight (and not according to or determined by number). ̃দার n. a weighman, a measurer. 22)

(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)

(p. 189) ōsa dew. 56)

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

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

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

(p. 188) ō1 the tenth vowel of the Bengali alphabet. 2)

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

(p. 188) ō kē who is he or she. 15)

(p. 189) ōlandāja Dutch. a. a Hollander, a Dutch; the Dutch language. 45)

(p. 188) ōkālati the profession of a pleader, legal profession or practice, pleadership; pleading, advocacy, defence.  a. pertaining to pleaders or pleadership or pleading. ওকালতি করা v. to practise as a pleader; to plead for. 12)

(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) ōsāra breadth, width; also dial. variant of ওয়াড় । 57)

(p. 189) ōlō used by (usu. village) women in addressing one another, hullo. 51)