Similar words
átomo
Close — both are small physics units, a particle and an atom.
Similar in other languages
German
Partikel
Partikel is the German word for the same thing — both mean "particle."
Portuguese
partícula
partícula is the Portuguese word for the same thing — both mean "particle."
Practice
1 What does partícula mean?
particle
2 Fill the gap: Una ___ de polvo.
Full sentence: Una partícula de polvo. (A speck of dust.)
3 Which fingerprint chart matches partícula?
partícula: neutral register, common frequency, general domain, neutral connotation.