• heartsease,
• hearts ease,
• geart's-ease,
• beart's-ease,
• neart's-ease,
• jeart's-ease,
• ueart's-ease,
• yeart's-ease,
• hwart's-ease,
• hsart's-ease,
• hdart's-ease,
• hrart's-ease,
• h4art's-ease,
• h3art's-ease,
• hezrt's-ease,
• hesrt's-ease,
• hewrt's-ease,
• heqrt's-ease,
• heaet's-ease,
• headt's-ease

The adjective form of "Heart's-ease" is "hearts-easing".