Solution

SCARCITY

2 clues

Lack

Word class: Common noun
Nature of clue: Synonym
Difficulty: Very easy
Sources: Boatload Puzzles

Other solutions to Lack

Shortage

Word class: Common noun
Nature of clue: Synonym
Difficulty: Very easy
Sources: Boatload Puzzles

Other solutions to Shortage

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