Where does “descerrajar” come from?

descerrajar (Spanish) comes from Spanish cerraja, from Latin seraculum, from Latin serō, from Latin sērus, from Proto-Italic swerjos, from Proto-Indo-European swer-yo-s, from Proto-Indo-European swer- — to ache; to fester; wound; injury.

descerrajar (Spanish): to break in, break into, break through a locked door

Definitions

to break in, break into, break through a locked door

Ancestry of “descerrajar”, step by step

Step	Language	Word	Meaning
1	Spanish	cerraja	lock; field milk thistle; field sowthistle;...
2	Latin	seraculum	—
3	Latin	serō	to sow, plant
4	Latin	sērus	late, too late
5	Proto-Italic	swerjos	—
6	Proto-Indo-European	swer-yo-s	—
7	Proto-Indo-European	swer-	to ache; to fester; wound; injury

Every word from Proto-Indo-European swer- →Every word from Proto-Indo-European swer-yo-s →Every word from Proto-Italic swerjos →