Question 1

What does "from the bottom of my heart" mean?

Accepted Answer

With complete sincerity and deep feeling.

Question 2

How do you use "from the bottom of my heart" in a sentence?

Accepted Answer

Thank you from the bottom of my heart for everything you've done.

Question 3

Is "from the bottom of my heart" formal or informal?

Accepted Answer

"from the bottom of my heart" is register-neutral — appropriate in both casual and formal contexts. Used to emphasize the depth of one's gratitude or love.