Heart
Part of speech: noun
Definition: A muscular organ that pumps blood through the body, traditionally thought to be the seat of emotion. Emotions, kindness, moral effort, or spirit in general. A conventional shape or symbol used to represent the heart, love, or emotion: ♥ or sometimes <3. A playing card of the suit hearts featuring one or more heart-shaped symbols. The centre, essence, or core.
Part of speech: verb
Definition: To be fond of. Often bracketed or abbreviated with a heart symbol. To encourage. To fill an interior with rubble, as a wall or a breakwater. To form a dense cluster of leaves, a heart, especially of lettuce or cabbage.
Example sentence: He who learns must suffer. And even in our sleep pain that cannot forget falls drop by drop upon the heart, and in our own despair, against our will, comes wisdom to us by the awful grace of God.
Bosom
Part of speech: noun
Definition: chest, breast; the pectoral muscles and mammae of the human, especially the female human.
Part of speech: adjective
Definition: In a very close relationship.
Example sentence: The mere process of growing old together will make the slightest acquaintance seem a bosom friend.