Similar words
carreta
caminhão is the general word for "lorry" or truck; carreta specifically means a large trailer truck, an articulated lorry.
Similar in other languages
German
Lastwagen
Lastwagen is the German word for the same thing — both mean "lorry."
Practice
1 What does caminhão mean?
lorry
2 Fill the gap: O ___ parou.
Full sentence: O caminhão parou. (The lorry stopped.)
3 Which fingerprint chart matches caminhão?
caminhão: neutral register, core frequency, general domain, neutral connotation.