Similar words
rugido
Close — both are loud, powerful sounds, a roar and thunder.
Similar in other languages
German
Donner
Donner is the German word for the same thing — both mean "thunder."
Spanish
trueno
trueno is the Spanish word for the same thing — both mean "thunder."
French
tonnerre
tonnerre is the French word for the same thing — both mean "thunder."
Practice
1 What does trovão mean?
thunder
2 Fill the gap: Ouvi um ___.
Full sentence: Ouvi um trovão. (I heard thunder.)
3 Which fingerprint chart matches trovão?
trovão: neutral register, common frequency, general domain, neutral connotation.