This is the 680th most frequent Icelandic word.
hugmynd
"Idea" or "concept."
The word 'hugmynd' is used as a noun meaning 'idea', referring to a concept or thought.
Ég hef hugmynd að skemmtilegri hugverki.
I have an idea for an interesting creation.
Here, 'hugmynd' is a specific idea, with the definite article 'in' attached for specificity.
Hugmyndin hans var mjög nýstárleg og spennandi.
His idea was very innovative and exciting.
In this usage, 'hugmynd' is an indefinite singular noun, referring to a thought or solution around a topic.