human body | 0.28 |
become thinner | 0.82 |
protect tooth | 0.67 |
protect the dentin | 0.57 |
cover tooth | 0.55 |
wear over time | 0.54 |
become worn | 0.54 |
become thin | 0.48 |
call the dentin | 0.44 |
undergo brown discolora… | 0.43 |
cover the outside of th… | 0.43 |
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nerve | 0.39 |
living cells | 0.36 |
lead | 0.26 |
opaque crystalline form | 0.25 |
glazing | 0.25 |
cavity formation | 0.47 |
sensitivity | 0.43 |
tooth decay | 0.31 |
the hardest substance | 0.64 |
hard substance | 0.53 |
the strongest substance | 0.40 |
the substance | 0.36 |
porcelain fused glass c… | 0.25 |
hard, protective coating | 0.25 |