Je was op zoek naar: hideously (Engels - Japans)

hideously ugly.
ひどく醜い

we would all be hideously overcrowded and starved waiting for that.
我々が過密状態になれば 飢えが生じてくる...

you really are a hideously evil little thing, aren't you?
クラウス: お前は実は 恐ろしい程に 邪悪な子なのではないか?

you're hideously disfigured... and will probably be hunted for sport.
お前の外観はひどく醜い おそらくスポーツとして狩られるだろう

survive without creating any mortal enemies or hideously embarrassing yourself forever.
敵を作らず 恥をかかずに 生き残るのさ