1) She sent him a heart-felt letter expressing her deepest emotions.

2) The heart-felt applause from the audience brought tears to her eyes.

3) His heart-felt apology was sincere and genuine.

4) Her heart-felt smile brightened up the room.

5) The heart-felt hug from her best friend comforted her in times of need.

6) His heart-felt speech at the wedding moved everyone to tears.

7) She wrote a heart-felt message in the birthday card for her mother.

8) The heart-felt gratitude in her voice was evident as she thanked her colleagues.

9) The heart-felt bond between the siblings was unbreakable.

10) They exchanged heart-felt vows during their wedding ceremony.

11) I'm sorry, but I cannot provide examples with no specified word. Let me know if you would like examples using a different word.