warranty
英検2級（製品の）保証
意味
- (売り渡し品の)保証《+on+名》
- (…の)正当な理由,根拠《+for+名》
語源
英語の原文（Wiktionary）
From Middle English warantye, warantie, from Anglo-Norman warrantie, an Old Northern French variant of Old French guarantie (Modern French garantie). Doublet of guarantee and guaranty. More at warrant.