Vocabulary consisting only from characters you are able to read
必ず
かならず
always/without exception/necessarily/certainly/without fail/positively/invariably/(P)jlpt3, jlpt4, leda1
脈管
みゃっかん
vascular system, blood vessel, ductjlpt3
交える
まじえる
(1)to mix, to combine, (2)to exchange (words, fire, etc.), (3)to cross (e.g. swords), to join together ichidan, verb, vtrans
関わる
かかわる
(1)to be affected, to be influenced, (2)to be concerned with, to have to do with, (3)to stick to (opinions) godan, verb, vintrans
内科
ないか
(1)internal medicine, i.e. treatment by medical procedures rather than surgical procedures, (2)department of internal medicine (hospital, etc.) byouki
単位
たんい
(1)unit, denomination, (2)credit (in school) mix
草原
そうげん
grass-covered plain/grasslands/meadows/savannah/prairie/steppe/(P)leda1
果実
かじつ
fruit, nut, berrymix
詩
し
poem, verse of poetrymix
冷める
さめる
(1)to become cool (e.g. from a high temperature to room temperature), to come down (fever), (2)to cool down (interest), to abate, to subside, to dampen ichidan, jlpt3, verb, vintrans
倉庫
そうこ
storehouse, warehouse, godown
神童
しんどう
prodigy, wonder childmix
積極的
せっきょくてき
assertive, positive, active, proactivemix