Solutions Twentieth-century French philosopher and novelist has 6 entries with similar clues

• 4-letter words
• dadaEarly twentieth-century arts movement, emphasising the absurd
• 5-letter words
• audenTwentieth-century Anglo-American poet
• 6-letter words
• lesage18th-century French novelist whose name means "the wise man"
• 7-letter words
• picassoTwentieth-century artist
• utrilloTwentieth-century French painter
• 11-letter words
• turkey-trotEarly twentieth-century ragtime dance