(p. 189) ōlāōṭhā cholera. 49)

(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. 189) ōjōna ozone. 3)

(p. 189) ōmā expressing: surprise; fear etc. 24)

(p. 189) ōlana2 a plumb-line, a plummet (also ওলনদড়ি). a. vertical. 44)

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

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

(p. 189) ōẏājiba just, proper, right; necessary, essential. 27)

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

(p. 189) ōhō expressing: recollection, amazement, regret etc., ah.

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

(p. 189) ōṣadhiśālā herbarium. 54)

(p. 189) ōra1 end, limit (' দুঃখের নাহি ওর '). 35)