Vocabulary consisting only from characters you are able to read
予定
よてい
plans/arrangement/schedule/program/programme/expectation/estimate/(P)jlpt4, leda1, suru
取得
しゅとく
acquisition; (n) worth, redeeming feature, merit, gain, profitsuru
食道
しょくどう
esophagus, gullet, esophagealmix
半減
はんげん
reduction by half, halvesuru