This is the 2675th most frequent Russian word.
covid
The Russian word "ковид" ("covid") refers to COVID-19, the infectious disease caused by the coronavirus SARS-CoV-2.
The word 'COVID' is used here as a subject noun referring to the pandemic.
COVID сильно изменил наш образ жизни.
COVID drastically changed our way of life.
In this sentence, 'COVID' is used as the object of the preposition in relation to vaccines.
Все больше людей делают прививки от COVID.
More and more people are getting vaccinated against COVID.
The term 'COVID' in this context refers to the condition or event causing widespread impact.