品質
ひんしつ · hinshitsu · JLPT N1 · noun
quality
🏅 品 (goods) + 質 (substance) = the substance of goods: how good the goods are
品 means goods or item, and 質 means substance or nature. Put together, 品質 is the substance of the goods, which is their quality.
品 — three 口 (mouth) stacked
品 is an ideogram showing three 口 (mouths or openings) piled together. The repetition of 口 suggests many people, items, or voices, which gave rise to meanings like 'kinds,' 'goods,' 'rank,' and 'to taste/judge.' The triple stacking is a common Chinese device for indicating plurality or variety.