In Cavaquinho, Amadeo de Souza-Cardoso uses vibrant colors to depict a lively scene. The painting features a figure playing a cavaquinho, a traditional Portuguese string instrument. The background is filled with abstract shapes and colors that suggest movement and rhythm.

The overall composition conveys a sense of joy and celebration. The painting is executed in oil on canvas, showcasing de Souza-Cardoso's modernist style. The brushwork is dynamic, with bold strokes that enhance the sense of energy in the piece. The colors are bright and varied, creating a lively atmosphere.

The dimensions are approximately 100 x 80 cm, making it a substantial work that draws the viewer in. Amadeo de Souza-Cardoso was a prominent figure in the Portuguese modernist movement, influenced by European avant-garde styles. Cavaquinho reflects his interest in combining traditional themes with modern techniques. An interesting fact about this work is that it captures the essence of Portuguese culture through the representation of the cavaquinho, highlighting the artist's dedication to his roots.