* Humorous: The novel is witty and often very funny, particularly through Catherine's voice. She's a sharp observer and delivers sarcastic quips and playful insults.
* Satirical: The novel gently mocks the social conventions and expectations of medieval society, particularly those imposed on women.
* Coming-of-Age: There's a strong sense of youthful energy and the frustration of being caught between childhood and adulthood. This is highlighted by Catherine's struggles with her parents and the societal pressures she faces.
* Melancholic: Beneath the humor, there's a layer of melancholy and yearning for freedom and self-determination. Catherine's loneliness and longing for a different life are subtly present.
* Realistic: Despite the humor and lightheartedness, the novel also deals with serious themes like poverty, illness, and death, which Catherine encounters through her own experiences and the lives of those around her.
Overall, the tone of "Catherine Called Birdy" is fresh, engaging, and thought-provoking, offering a unique glimpse into medieval life through the eyes of a spirited and rebellious young woman.