This is the 2188th most frequent Catalan word.
comencés
"Comencés" is the third-person singular (he/she/it) or first-person singular (I) imperfect subjunctive form of "començar," meaning "were to begin" or "started."
The word 'comencés' is in the imperfect subjunctive form and is used here to express a hypothetical situation.
Sabia que si comencés el projecte ara, el podria acabar a temps.
I knew that if I started the project now, I could finish it on time.
Here, 'comencés' is the imperfect subjunctive form, indicative of a subordinate clause expressing necessity with a past-time perspective.
És important que ell comencés a preparar-se per a l'examen.
It's important that he started preparing for the exam.
In this sentence, 'comencés' is also in the imperfect subjunctive form, being part of a conditional clause describing an unreal past situation.