raširiti

1. (of arms, wings, fabric) to spread out; to open wide; to unfold
   Raširila je ruke i zagrlila ga. — She opened her arms wide and hugged him.
   Raširi ćebe po travi da sednemo. — Spread the blanket on the grass so we can sit down.
2. to widen; to broaden
   Morali su da rašire vrata da bi uneli klavir. — They had to widen the doorway to get the piano in.
3. (of rumours, news) to spread; to disseminate
   Ko je raširio tu glupu priču? — Who spread that stupid story?
4. (raširiti se) to spread
   Vest se brzo raširila po gradu. — The news quickly spread around town.
   Vatra se raširila na susednu zgradu. — The fire spread to the neighbouring building.

For widening a road or street, proširiti is more common.