以y结尾的形容词变名词

以y结尾的形容词变名词，变y为i，再加-ness；

例如

lonely --loneliness；

lucky--luckiness;

livelily--liveliliness;

lively --liveliness

Having a lot of children is a way of insuring themselves against loneliness in old age.

养很多孩子是他们预防老年孤寂的一种办法。

Many deaf people have feelings of isolation and loneliness

很多失聪者都有孤独无助的感觉。

Luckiness is always just around the corner.

幸福总在街角的转弯处。

Luckiness trace under the closestool looking like a skid mark.

幸运马桶底部留下类似急刹车的痕迹。