她穿的那件衣服有种说不出的奇怪。

There was an inexplicable ___oddness about the outfit she was wearing.

他总是穿两只不同颜色的袜子，这种怪癖让他的朋友们感到有趣。

Wearing mismatched socks every day is just one example of his ___oddness that amuses his friends.