This is the 11189th most frequent Swedish word.
minderårig
Minor (a person under the age of legal adulthood).
Here, 'minderårig' is an adjective describing the noun 'flickan', indicating she is not of legal age for such activities.
Den minderåriga flickan får inte köpa alkohol.
The underage girl cannot buy alcohol.
In this sentence, 'minderårig' is a noun representing individuals who are not of legal age and require special arrangements.
En minderårig får en ledare när de deltar i utflykten.
An underage person receives a guide when they participate in the excursion.
Here, 'minderåriga' is used as a plural noun to denote a group of individuals who are minors and subject to specific regulations.