以北[ihoku] north of
華北[kahoku] North China
極北[kyokuhoku] extreme north
真北[makita] due north
正北[seihoku] due north

西北[seihoku] north-west
西北西[seihokusei] west-northwest
東西南北[touzainanboku] east, west, south and north
東北[touhoku] north-east
東北人[touhokujin] Northeastener

異境[ikyou] foreign country
越境[ekkyou] border transgression
佳境[kakyou] climax (story)
環境[kankyou] environment
環境グループ[kankyouguruupu] environmental group

環境事業[kankyoujigyou] environmental business
環境庁[kankyouchou] Environment Agency
環境庁長官[kankyouchouchoukan] Director General of Environment Agency
環境配慮書[kankyouhairyosho] environmental impact statement
環境変化[kankyouhenka] environmental change