形容詞 purblind:

1. having greatly reduced vision
   同義詞：dim-sighted, near-blind, sand-blind, visually impaired, visually challenged
2. lacking in insight or discernment- Jasper Griffin
   同義詞：obtuse

pur.blind

adj.（形容詞）
Having poor vision; nearly or partly blind.
半盲的：視力差的；幾乎失明或半失明的
Slow in understanding or discernment; dull:
遲鈍的：在理解能力和認識能力上遲鈍的；愚笨的：
例句：
.a purblind oligarchy that flatly refused to see that history was condemning it to the dustbin.(Jasper Griffin)
.愚蠢的寡頭政治拒絕看到歷史正在把其掃入垃圾箱.(賈斯珀·格里芬)

Obsolete Completely blind.
【廢語】 完全失明的

來源：
Middle English pur blind [totally blind, nearsighted]
中古英語 pur blind [完全失明的，近視眼的]
pur [pure] * see pure
pur [完全的] *參見 pure
blind [blind] * see blind
blind [失明的] *參見 blind

【引伸】
pur.blind.ly
adv.（副詞）
pur.blind.ness
n.（名詞）