あいつは盗人も同然だ。
Sentence Analyzer
English Translation
He is no better than a thief.
Furigana
あいつは盗人 も同然 だ。
Romanji
Aitsu wa nusubito mo dōzen da.
Words
彼奴
(あいつ、きゃつ、かやつ、あやつ)
he; she; that guy
は
(は)
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
盗人
(ぬすびと、ぬすっと、ぬすと、とうじん)
thief; robber
も
(も)
too; also; in addition; as well; (not) either (in a negative sentence); both A and B; A as well as B; neither A nor B (in a negative sentence); even; as much as; as many as; as far as; as long as; no less than; no fewer than; even if; even though; although; in spite of; further; more; again; another; the other
同然
(どうぜん)
similar to; same; right; proper; just; natural
だ
(だ)
be; is; indicates past or completed action; indicates light imperative