This is the 307th most frequent Icelandic word.
sínar
"Sínar" is the feminine plural form of "sinn," meaning "their (own)" or "her (own)" in English, referring to possession.
The word 'sínar' reflects possession and agreement in gender, number, and case with the noun it modifies.
Hún sótti börnin sínar í skólann.
She picked up her children from school.
The term 'sínar' acts as a possessive pronoun in this plural sense, linked to 'áskoranir' as a plural feminine noun.
Þeir tókust á við sínar áskoranir.
They faced their challenges.
The word 'sínar' is used possessively and aligns with the plural feminine form of 'bækur' (books).