três

• Num

  three (cardinal number 3)

• Adj
• Noun

homens

plural of homem

entram

third-person plural present indicative of entrar

na

• Contraction

  Contraction of em a (“in the”): feminine singular of no

• Prep
• Pron

praia

beach (shore of a body of water, especially when sandy or pebbly)

do

Contraction of de o (“of the, from the, -'s (masculine singular)”).

oceano

1. ocean
2. immensity, infinity