Similar words
casamento
casamento and matrimônio are close synonyms for "marriage, wedding," largely interchangeable.
Similar in other languages
German
Ehe
Ehe is the German word for the same thing — both mean "marriage."
German
Heirat
Heirat is the German word for the same thing — both mean "marriage."
Practice
1 What does matrimônio mean?
marriage
2 Fill the gap: O ___ dura.
Full sentence: O matrimônio dura. (The marriage lasts.)
3 Which fingerprint chart matches matrimônio?
matrimônio: neutral register, common frequency, general domain, neutral connotation.