Solution

GROUPING

3 clues

Arrangement

Word class: Common noun
Nature of clue: Synonym
Difficulty: Easy
Sources: Boatload Puzzles
Topics: Society

Other solutions to Arrangement

Classification

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

Cluster

Word class: Common noun
Nature of clue: Synonym
Difficulty: Easy
Sources: Boatload Puzzles
Topics: Society

Other solutions to Cluster

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