Related Clues:

• Youthful sort
• Little critter
• It may get smashed
• Chemical building block
• Letter before kappa, alphabetically
• Heart of the matter?
• Accelerator bit
• Chemistry subject
• Trivial amount
• Wee amount
• Tiny, pesty arachnid
• Certain smasher input
• A bit that can be split
• A bit smashed?
• Grunge band whose final album was 1995's "Infrared Riding Hood"