研究

Definitions

verb

study, research

Hanzi	HSK	Pinyin	English Definition
究竟	4	jiū jìng	exactly, actually (emphasis in question for exact answer)
讲究	5	jiǎng jiu	exquisite; be particular about
终究	6	zhōng jiū	all in all
追究	6	zhuī jiū	look into, find out
钻研	6	zuān yán	study intensively