Vocabulary consisting only from characters you are able to read
欠航
けっこう
flight cancellationsuru
命令形
めいれいけい
(ling) imperative form, commandbunpou
課
か
(1)lesson/ (2)section (in an organization)/division/department/(ctr) (3)counter for lessons and chapters (of a book)/(P) leda1
戦役
せんえき
(sens) military campaign, battle, warmix
脈管
みゃっかん
vascular system, blood vessel, ductjlpt3