ossify <> transcend conventions

ostentation <> artlessness

ostentation <> modesty

ostentatious <> unassuming
ostracism <> invite to join

ostracize <> embrace

ostracize <> take in

ostracize <> welcome

outmaneuver <> yield

outset <> termination

overbearing <> meek

pacific <> truculent

paean <> harshly lampoon pall <> interest/intrigue

死板  <> 超越常规

卖弄  <> 朴实

卖弄  <> 谦逊

炫耀卖弄的  <> 谦逊的

驱逐、排斥  <> 邀请参加

排斥  <> 接受

驱逐  <> 接纳

排斥  <> 欢迎

以策略制胜  <> 屈服

开端  <> 结尾

傲慢的  <> 谦逊的

和平的  <> 好战的

赞歌  <> 讽刺文章

使无味  <> 激发兴趣