Similar words
cacho
trozo is the standard, everyday word for "piece, chunk"; cacho is more colloquial, common in Spain.
Similar in other languages
Portuguese
pedaço
pedaço is the Portuguese word for the same thing — both mean "piece."
Practice
1 What does trozo mean?
piece
2 Fill the gap: Corta un ___ de queso.
Full sentence: Corta un trozo de queso. (Cut a piece of cheese.)
3 Which fingerprint chart matches trozo?
trozo: neutral register, core frequency, general domain, neutral connotation.