This word is not acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. The state or quality of being heartfelt.

"Messy or brushy or gooey abstract paintings carry a presumption of sincerity -- perhaps not quite the painter-possessed property of a prime Pollock, but at least some heartfeltness."