This is the 679th most frequent Icelandic word.
hlýtur
"Hlýtur" means "must" or "is bound to."
The word 'hlýtur' indicates a strong assumption or logical deduction.
Hann hlýtur að hafa farið.
He must have gone.
The use of 'hlýtur' expresses a high possibility or likelihood based on evidence or reasoning.
Þú hlýtur að vera svangur.
You must be hungry.
Here, 'hlýtur' signals a necessity or obligation in the context of learning.