Meanings of insufficiently clad in English

She had been insufficiently clad in winter, too heavily clad in summer.

Does it arise because the priests of Maynooth are now insufficiently clad or fed?

She was very poorly and even insufficiently clad.

During his eighteen months of captivity he underwent the greatest privations from cold and hunger, being insufficiently clad and most insufficiently fed.

Some had their children with them, who looked half perished with cold, always insufficiently clad, but they were quite happy roasting potatoes in the ashes.