WordNet sense 1 ((obstetrics) the number of liveborn children a woman has delivered):

parity

WordNet sense 2 (a soldier in the paratroops):

paratrooper

WordNet sense 3 (an estuary in northern Brazil into which the Tocantins River flows):

Para River

WordNet sense 4 (port city in northern Brazil in the Amazon delta; main port and commercial center for the Amazon River basin):

Belem, Feliz Lusitania, Santa Maria de Belem, St. Mary of Bethlehem