heart, hart

Heart or heart means the organ that pumps blood through the body--
He is in the hospital, having some tests done on his heart.
Frequent exercise will keep your heart healthy.
Heart is also used to mean the seat of emotion or affection--
He sent her a greeting card with a big pink heart on it.
A heart may be used as a symbol for love or affection--
"I heart small furry creatures."

Hart or hart ( rhymes with hart ) means a male deer--
As he walked through the woods, a startled hart ran across his path.
He saw a hart several feet away, and was sorry he didn't have a camera.

Now that you know that, you can say--
"When the evil queen asked for the heart of Snow White, the huntsman brought her the heart of a hart instead."

Note--"hearth" ( pronounced harth ) means the floor or base of a fireplace, often used as the symbol for home and family--
He wanted to go home, and to be with his family around the hearth.
Note # 2--a "broken heart" means a disappointment in love--
The divorce left him with a broken heart.
Not to be confused with a "heart attack", meaning a physical malfunction of the heart--
He had a heart attack, but the doctor thinks he will be fine.