Solution

SOLIDIFIED

2 clues

Hardened

Word class: Common adjective
Nature of clue: Synonym
Difficulty: Easy
Sources: Boatload Puzzles
Topics: Materials, Science

Other solutions to Hardened

Set

Word class: Common adjective
Nature of clue: Synonym
Difficulty: Medium
Sources: Boatload Puzzles
Topics: Materials, Science

Other solutions to Set

Words are categorized by artificial intelligence: there can be mistakes.