Breakdown of Czyżby on znowu kłamał?
on
he / it (m)
kłamać
to lie (tell an untruth)
znowu
again
czyżby
could it be that
Questions & Answers about Czyżby on znowu kłamał?
What makes czyżby different from just asking czy on znowu kłamał?
While czy is a neutral way to ask a yes/no question ("Did he lie again?"), czyżby is loaded with emotion. It expresses disbelief, surprise, or strong suspicion. It translates best as "Could it be that...", "Is it possible that...", or "Don't tell me...".
The translation says "is lying" (present tense), but kłamał is a past tense form. Why?
The word czyżby has the conditional particle by built into it. In Polish, conditional moods are formed using by plus the past tense form of a verb. So, czyżby on kłamał functions somewhat like "Would he be lying?" or "Could it be that he is lying?". This allows a past tense verb form to express a present-tense, hypothetical doubt.
Since czyżby contains the particle by, does it take personal endings like conditional verbs do?
Exactly! Because this is a third-person sentence ("he"), it stays as czyżby. But if you were questioning yourself, the first-person ending attaches directly to the particle: Czyżbym znowu kłamał? ("Could it be that I am lying again?"). For "you" (singular), it would be czyżbyś.
Would the meaning change if I used the perfective verb skłamał instead of the imperfective kłamał?