This is the 9990th most frequent Swedish word.
hum
A faint sound or murmur.
In this context, 'hum' describes the act of producing a melody using one's voice without forming clear words.
Hon humade försiktigt en melodi.
She hummed a melody softly.
In this sentence, 'hum' is used to describe a continuous low sound, often produced by a machine or electrical device.
Jag hörde ett lågt hum från maskinen.
I heard a low hum from the machine.
Here, 'hum' refers to vague or indistinct speech or expression, used figuratively.