Kanji: 高 takai Tall
JLPT N5: 51 / 100 | 10 Strokes
Meaning: high; tall; costly
Think of this as a picture of a tall and costly Japanese building
最高 sai kou - the highest; the best; supreme [not to be confused with "psycho"
高校生 kou kou sei - a high school student
高いビルtakai biru - a tall building [note: "biru" is taken from the English, "building"]
yasai ga takai desu.
The vegetables are expensive.