This is the 11369th most frequent Swedish word.
nappa
To bite (as a fish does), seize, or grab.
Here, 'nappa' is used to describe the action of fish biting or catching bait.
Fiskarna i sjön brukar snabbt nappa på betet.
The fish in the lake usually quickly bite on the bait.
In this example, 'nappa' refers to the action of snatching or grabbing something.
Barnet försökte nappa en leksak från hyllan.
The child tried to grab a toy from the shelf.
In this context, 'nappa' expresses the action of taking or showing interest in something.