This is the 4692nd most frequent Catalan word.
reaccionari
"Reaccionari" in Catalan means "reactionary," describing someone opposed to political or social progress or reform.
Here, 'reaccionari' is used as a noun to describe a person who resists changes or prefers traditional approaches.
Ell és un reaccionari que s'oposa constantment als canvis.
He is a reactionary who is constantly opposed to changes.
In this case, 'reaccionària' is used as an adjective to qualify the attitude being resistant to change.
L'actitud reaccionària del grup va frenar el progrés de la situació.
The reactionary attitude of the group hindered the progress of the situation.
In this sentence, 'reaccionar' is a verb denoting the action of responding to an event, though the form is different from 'reaccionari'.