This is the 1969th most frequent Swedish word.
skära
"Skära" means "to cut" or "slice" in English.
Here, 'skära' is used as a verb meaning 'to cut' specifically referring to slicing bread.
Jag ska skära brödet i skivor.
I will cut the bread into slices.
In this sentence, 'skärande' is derived from 'skära' and is used as an adjective meaning 'cutting', describing the characteristic of the leaves.
Växten har tunna, skärande blad.
The plant has thin, cutting leaves.
Here, 'skära' refers to carving or cutting material, specifically wood in a creative context.