This word is a transliteration into Tagalog of the English word “chicken.”
tsí·ken
very easy
(task or job)
Ang tsíken nito.
This is so easy!
This task is easy to do.
It likely originated from a shortening of the old English slang phrase “chicken feed.”
For reference, the proper Tagalog word for the animal “chicken” is manok.
KAHULUGAN SA TAGALOG
tsíken: kung sa trabaho, madali lang