2 Verbs to Use for the Word slippery

After losing an hour in attempting to penetrate the scrub, we turned north to the dry creek and followed it down till 7.0 p.m., when we camped near a pool of water; but the night was so dark that the horses could not be watered with safety, the banks being very steep and rendered slippery by a slight shower.

I-I-ll be h-here in a trice; b-but p-pray have a care of th-this madcap; if he g-give us the s-s-slip, s-s-some of us a-are like to m-make a sl-sl-slippery occupation on't.

2 Verbs to Use for the Word  slippery