strength of brushwork; power of the pen; writing ability
Refers to the vigor, skill, or expressive power in calligraphy, painting, or literary composition. Often used in artistic or literary contexts.
You can feel the strength of his brushwork in his calligraphy.
This novel was written by an author with real literary power.
Compound of 筆 (brush, writing) and 力 (power, strength). The exact historical derivation is uncertain, but the word has been used in literary and artistic discourse to denote the vigor or skill of brushwork and writing.