tänava

In a sentence

• Ma kõndisin mööda pikka tänavat.

  I walked along the long street.

  'Tänavat' is in the partitive case, showing the action of walking along something, marking the movement happening on the surface of the street.

• Tänava ääres kasvavad kõrged puud.

  Tall trees grow by the street.

  'Tänava' is in the genitive case, indicating possession or relation, here specifying the location relative to the street side.

• Kas nägid sa seda kassi, kes tänaval oli?

  Did you see the cat that was on the street?

  'Tänaval' is in the adessive case, indicating the location where something is happening, the cat being situated on the street.