Definitions:

1. To use or apply something in a limited, restrained, or minimal way. ADVERB
   • The chef advised using salt sparingly to enhance the flavor of the dish without overpowering it.
2. Used or done in small, infrequent, or moderate amounts. ADVERB
   • She applied the lotion sparingly to avoid using up the entire bottle too quickly.
3. Using only a small amount of something, often to conserve it or to avoid overuse. ADVERB
   • During the drought, residents were encouraged to use water sparingly to conserve the limited supply.

Synonyms:

• economically
• frugally
• lightly
• meagerly
• moderately
• modestly
• scantily
• skimpily
• slightly
• slimly