study (room); studio; CL:間|间[jian1]
书 (Shū) · 4 strokes
Simplified form of 書. Phonosemantic compound. 聿 represents the meaning and 者 represents the sound. The simplified character 书 is derived from the cursive form of 書.
房 (Fáng) · 8 strokes
Phonosemantic compound. 户 represents the meaning and 方 represents the sound.