Stroke count: 11
Meaning: cover, conceal
Kunyomi: おお.う
Onyomi: エン
Composition: 扌 奄
Radical: 手
Meaning: hand
援護 (エンゴ) support, help, backing, covering (from enemy attack), protection
掩蓋 (エンガイ) cover(ing)
覆う (おおう) to cover, to hide, to conceal, to wrap, to disguise