This is the 71st most frequent Icelandic word.
hafði
"Had" (past tense of "have").
Here, 'hafði' describes an emotional state or experience, implying that she habitually or consistently found enjoyment in music.
Hún hafði gaman af tónlist.
She enjoyed music.
In this context, 'höfðum' (the first-person plural form of 'hafði') is used to express an intention or plan in the past that was not realized due to subsequent events.
Við höfðum ætlað að fara en veðrið breyttist.
We had intended to go, but the weather changed.
In this sentence, 'hafði' serves as the past perfect auxiliary verb, indicating that the action of finishing the project was completed before another point in time.