This is the 11245th most frequent Catalan word.
titlla
A diacritical mark or accent.
In this sentence, 'titlla' refers to a diacritical mark, particularly an accent used in writing.
Li hem posat una titlla a la paraula.
We have added an accent to the word.
Here, 'titlla' is used as a verb meaning 'to label or accuse someone of something'.
Ell sempre titlla els seus enemics de covards.
He always labels his enemies as cowards.
In this usage, 'titlla' metaphorically describes a distinct or unique characteristic.