Questions & Answers about Tafkin yana kusa.
Tafkin is the definite form of tafki. In simple learner-friendly terms, tafki is lake / a lake, while tafkin is the lake.
The ending -n is commonly used with masculine singular nouns. It often corresponds to English the, although in Hausa it also appears in some linked constructions, so it is not always a perfect one-to-one match with English.
Here, yana is the form that goes with a third-person masculine singular subject, so it matches tafkin.
In this sentence, it is best understood as something like it is. With words of location or state such as kusa, Hausa uses forms like yana where English would use is.
So you can think of:
tafkin = the lake
yana = it is
kusa = near / nearby