こいつは困ったぞ。

こいつは困ったぞ。

Here's a fine how-do-you-do.

こいつは困(こま)ったぞ。

Koitsu wa komatta zo.

此奴 (こいつ、こやつ)

this fellow; this guy; this person

は (は)

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

困る (こまる)

to be troubled; to be worried; to be bothered; to be embarrassed; to be stumped

ぜ (ぜ、ぞ)

(sentence end) adds force; indicates command

Readings: コン、こま.る

Meanings: quandary, become distressed, annoyed