Examples: hygienic habits like using disposable tissues hygienic surroundings with plenty of fresh air
hygienic (English)├── -ic (English)│ └── -ique (French)│ └── -icus (Dutch)└── hygiene (English) └── hygiène (French) └── ὑγιαίνω (Ancient Greek (to 1453)) └── ὑγιής (Ancient Greek (to 1453))
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