Vocabulary consisting only from characters you are able to read
同時に
どうじに
coincident with, while, simultaneouslyjlpt3
学会
がっかい
scientific society/academic meeting/academic conference/(P)gakkou
足りる
たりる
(1)to be sufficient/to be enough/ (2)to be worth doing/to be worthy/ (3)to be sufficient/to answer/to do/(P) ichidan, jlpt3, verb, vintrans
入門書
にゅうもんしょ
primer, manual, introductory bookmix