1) Artsiness 
Bohemianism is the practice of an unconventional lifestyle, often in the company of like-minded people, with few permanent ties, involving musical, artistic, or literary pursuits. In this context, Bohemians may be wanderers, adventurers, or vagabonds. This use of the word bohemian first appeared in the English language in the nineteenth century to...
• (n.) The characteristic conduct or methods of a Bohemian.
Bo·he'mi·an·ism noun The characteristic conduct or methods of a Bohemian. [ Modern]
noun conduct characteristic of a bohemian