This is the 7323rd most frequent Portuguese word.
marcinha
A diminutive form of "marcha," meaning a small march or a light, rhythmic musical piece.
In this sentence, 'Marcinha' is a diminutive form of the name 'Márcia', often used affectionately or to suggest familiarity.
A Marcinha é sempre tão animada nas festas.
Marcinha is always so lively at parties.
Here, 'marchinha' refers to a kind of music, specifically a traditional Brazilian carnival genre, characterized as a lively and upbeat march-like melody.
Você ouviu a nova música, tem uma marchinha incrível!
Have you heard the new song? It has an amazing marchinha!
'Marcinha' in this case metaphorically represents a short habitual action or movement, likened to a brisk activity resembling a march.