SUPPLEMENTAL
Scrabble letter values: S1U1P3P3L1E1M3E1N1T1A1L1 = 18
Definition
- adjective functioning in a supporting capacity. — synonyms: auxiliary, subsidiary, supplementary
- adjective added to complete or make up a deficiency. — synonyms: supplementary
Examples
- “the main library and its auxiliary branches”
- “produced supplementary volumes”