What is "swithering"

Usage examples of "swithering".

I knew it was a lunatic thought, but I found myself scampering through anyway, pulling up by the after companion, swithering this way and that, cursing feebly to myself and racking my brains over what to do next.

I gathered that Stratos and Tony were livid with Josef for losing his head and shooting Mark, and that Josef was all for cutting their losses and killing me as well, then and there, but Stratos was swithering a bit, and Tony and Sofia were dead against it.

Though the war and its sequels had badly shaken that confidence, now all the swithering uncertainty Morwen knew her friend had been plagued with of late seemed to have vanished.