いi-adjective
thin
usui
meaning: is thin
state
feeling
examples
味がちょっと薄いかも。
aji ga chotto usui kamo.
The flavour might be a bit weak. casual
壁が薄くて、隣の声が聞こえます。
kabe ga usukute, tonari no koe ga kikoemasu.
The walls are thin, so I can hear the neighbours. neutral