Here are several synonyms and phrases that convey a similar meaning to “means the world to me”:
- Is extremely important to me
- Matters a great deal to me
- Is invaluable to me
- Holds great significance for me
- Is of utmost importance to me
- Is everything to me
- Means a lot to me
- Is my top priority
- Is precious to me
- Is essential to my happiness
- Is dear to my heart
- Is crucial to me
- Is my heart and soul
- Is of great value to me
- Is irreplaceable to me
Feel free to use any of these alternatives depending on the context!