Translation of "gly" into English

Ek het opgestaan, gegly, en was amper dood.

I tried to get up, slipped and nearly died.

Dan sak die trein versigtig op stawe af en gly dit tot stilstand.

The train then gently sets down on skids and glides to a stop.

Dit lyk of hulle speel wanneer hulle op hulle pens teen die steil sandduine afgly.

They seem to have fun on the steep, sandy inclines, sliding down dragging their back legs.