solidify

/səˈlɪdɪfaɪ/
verb
  1. To make or become hard or firm, usually from a liquid or soft state.
    • The lava began to solidify as it hit the cold ocean water.
    • You need to refrigerate the gelatin so it can solidify into a dessert.
    • The concrete will solidify within a few hours after it is poured.
  2. To make an idea, plan, or agreement more definite and stronger.
    • Their shared experiences solidified their friendship over the years.
    • The meeting helped solidify our plans for the new project.
    • The treaty solidified the peace between the two nations.
Antonyms
What does "solidify" mean? | whatsthatwordmean | whatsthatwordmean