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

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

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

(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) ōlāicaṇḍī the goddess of cholera. 47)

(p. 189) ōla an edible bulbous plant akin to arum or turnip. যেমন বুনো ওল তেমনি বাঘা তেঁতুল (fig.) measure for measure. 41)

(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) ōra2 his; its. 36)

(p. 188) ōki, ōkī expressing: inquisitiveness, amazement, fright etc., what's that. 13)

(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) ōlakapi a kohlrabi; (loos.) a turnip. 42)

(p. 189) ōḍ়ā to fly, to move through or in the air; to flutter; to go up in the air. For other uses see উড়া । 15)

(p. 189) ōṭhabasa, ōṭhabōsa act of sitting down and standing up alternately and repeatedly (as a punishment or physical exercise). 8)

(p. 189) ōṭhā to rise; to get up; to climb or ascend (গাছে ওঠা, পাহাড়ে ওঠা); to get in (গাড়িতে ওঠা). See also the older form উঠা । 9)