This is the 10257th most frequent Swedish word.
intyg
Certificate or proof.
In this context, 'intyg' refers to an official document certifying the person's health condition as required for leave application.
Jag behöver ett intyg från läkaren för att ansöka om ledighet.
I need a certificate from the doctor to apply for leave.
Here, 'intyg' is used to denote a document that verifies the completion of educational studies.
Hon visade mig sitt intyg om slutförd utbildning.
She showed me her certificate of completed education.
In this sentence, 'intyg' is used generally to refer to certificates or documents required for submission.