彼は徹底した利己主義者だ。

彼は徹底した利己主義者だ。

He is a thorough-going egoist.

彼(かれ)は徹底(てってい)した利己(りこ)主義者(しゅぎしゃ)だ。

Kare wa tetteishita riko shugisha da.

彼 (かれ)

he; him; his; boyfriend

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

徹底 (てってい)

thoroughness; completeness; consistency; thorough enforcement; seeing to it that a policy, etc. is carried out without exception

利己 (りこ)

self-interest

主義者 (しゅぎしゃ)

advocate (of a theory or principle); ideologist; ideologue; -ist (i.e. adherent to a belief system); socialist; communist; anarchist

だ (だ)

be; is; indicates past or completed action; indicates light imperative

Readings: ヒ、かれ、かの、か.の

Meanings: he, that, the

Reading: テツ

Meanings: penetrate, clear, pierce, strike home, sit up (all night)

Readings: テイ、そこ

Meanings: bottom, sole, depth, bottom price, base, kind, sort

Readings: リ、き.く

Meanings: profit, advantage, benefit

Readings: コ、キ、おのれ、つちのと、な

Meaning: self

Readings: シュ、ス、シュウ、ぬし、おも、あるじ

Meanings: lord, chief, master, main thing, principal

Reading: ギ

Meanings: righteousness, justice, morality, honor, loyalty, meaning

Readings: シャ、もの

Meanings: someone, person