a
强制性的,义务的 =oblig+atory oblige v
束缚;恩惠于… =ob+lig+e obliging a
恳切的,热心助人的 =oblig+ing oblique a
间接的;斜的 =ob+lique obliterate v
涂掉,擦掉 =ob+liter+ate oblivious a
遗忘的,疏忽的 =ob+liv+ious obloquy n
大骂,斥责 =ob+loqu+y obnoxious a
令人不愉快的;可憎的 =ob+nox+ious
obscure a
难理解的;不清楚的 =ob+scure(sky) obscurity n
费解,不出名 =ob+scur+ity obsequious a
逢迎的,谄媚的 =ob+sequ+ious observatory n
天文台 =ob(to)+serv+atory obsess v
迷住;使…困窘,使…烦扰 =ob+sess obsessed a
心神不宁的 =obsess+ed obsession n
入迷;固执的念头 =obsess+ion obsolescent a
即将过时的 =ob+sol+escent obsolete a
废弃的;过时的 =ob+sol+ete obstacle n
障碍,干扰 =ob+stacle obstinacy n
固执,倔强,顽固 =ob+stin+acy obstinate a
固执的,倔强的 =ob+stin+ate obstreperous a
吵闹的,难管束的 =ob+strep(make a noise)+erous obstruct v
阻塞,截断 =ob+struct
obstruction n
阻碍(物),妨碍 =ob+struct+ion obtainable a
能得到的 =ob+tain+able obtuse a
愚笨的;不锐利的 =ob+tuse(beat) obverse n/a
正面(的) =ob+verse obviate v
排除(困难) =ob+viate ~obvious obvious a
明显的,显而易见的 =ob+vi+ous occlude v
使闭塞 =oc+clude
occult a
秘密的,不公开的 =oc+cult(hide) occupation n
工作,职业;占领 =oc+cupat(take)+ion occurrence n
事件;发生 =oc+curr+ence ob-
‘towards’ and currere ‘run’ (source of English
course, current, etc) octogenarian n80~90岁的老人 =octo(eight)+gen+arian odds n
机会,可能性 ode n
长诗,颂歌 ~prosody