a mask (cover for the face), especially a gauze mask / looks, facial features

important, significant

importance, consequence, significance

prevention or protection, especially from disease or natural disasters

prevent disease or suffering due to natural disasters

new style, new model, novel type

(medicine) venereal disease (VD), sexually transmitted disease (STD)

(astronomy) corona / (electricity) light that is seen by corona discharge / Clipping of コロナウイルス (koronauirusu, “coronavirus”). / COVID-19; COVID-19 pandemic

infection, contagion

to become infected, to catch