Breakdown of Hiç kuşkun yok mu, yoksa bu bir şaka mı?
bu
this
bir
a / an
yok
there is not / non-existent
hiç
at all / any
Questions & Answers about Hiç kuşkun yok mu, yoksa bu bir şaka mı?
Does yoksa here just mean "or", or is it expressing the sudden suspicion from our current lesson?
It is doing both! While it literally connects the two clauses as a coordinating "or," it carries the exact pragmatic weight of sudden realization you are learning about. The speaker is shifting from genuine disbelief (Hiç kuşkun yok mu?) to a sudden, new theory: "Wait, or could it be that this is a joke?"
Why use the noun kuşkun with yok instead of a verb for "to suspect"?
Using a noun with var or yok is a very natural Turkish way to ask about feelings or abstract states. Hiç kuşkun yok mu? literally translates to "Does your suspicion not exist at all?" You could use a verb like Hiç kuşkulanmıyor musun? (Aren't you suspecting at all?), but the noun form used here is extremely common and idiomatic.
How does hiç interact with the question particle in yok mu?
The word hiç acts as an intensifier for negatives, meaning "at all" or "any." Even though yok mu is an interrogative asking "is there not?", its core is the negative word yok. Therefore, the combination of hiç and yok mu translates smoothly to "is there not any at all?"
Could this be written as two separate sentences?