カン
完, 宀, 冖, 元, 二, 儿, 丿
宀
perfect, completion, end
完成(かんせい): (1) complete; completion (2) perfection; accomplishment
完全(かんぜん): perfection; completeness
完了(かんりょう): (1) completion; conclusion (2) perfect (tense, form, aspect)
完璧(かんぺき): perfect; complete; flawless