Meaning: This means to know that your teeth are in good condition.
Choice of Words:Healthy means in good condition.
Alternative Expressions
She realized her teeth were in good shape.
Meaning: She came to the conclusion that her teeth were healthy and well-maintained.
Choice of Words: The word "realized" suggests that she came to this understanding through observation or experience. "Good shape" is a more informal way to express that her teeth were healthy and functioning well.
She was confident in the health of her teeth.
Meaning: She had a strong conviction that her teeth were healthy and unlikely to have any issues.
Choice of Words: The word "confident" implies a strong belief or trust in the condition of her teeth. "Health" is a more formal term for the overall well-being of her teeth.