smitast

In a sentence

• Við þurfum að gæta okkur svo við smitumst ekki af veirunni.

  We need to be careful so we don’t get infected by the virus.

  Here, 'smitast' is used reflexively to describe how one can catch or contract something, typically a disease or infection.

• Veiran getur auðveldlega smitast með snertingu.

  The virus can easily spread through contact.

  In this usage, 'smitast' conveys the idea of being transmitted or spread, particularly regarding infections.

• Þessi sjúkdómur er ekki smitandi, svo það er ólíklegt að hann smitist.

  This illness is not contagious, so it’s unlikely to spread.

  Here, 'smitast' appears in the context of discussing whether a disease can be transmitted to others, emphasizing its non-transmissible nature.