supplementation

noun

sup·​ple·​men·​ta·​tion ˌsəplə(ˌ)men‧ˈtāshən 

-mən‧-

plural -s

: the act or process or an instance of supplementing

dietary supplementation

supplementation of state unemployment benefits

—R. A. Lester

Word History

Etymology

supplement entry 2 + -ation

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Rhymes for supplementation

• abbreviation
• abomination
• acceleration
• accentuation
• accommodation
• accreditation
• acculturation
• accumulation
• acetylation
• adjudication
• administration
• adulteration