“When” and “Since”

The words mlli and mnin can mean when or since.

When

mlli jit l r-rbaṭ, šddit t-tran. — When I came to Rabat, I took the train.
(or: mnin jit l r-rbaṭ, šddit t-tran.)

Since

mlli jit l r-rbaṭ u ana mriḍa. — I have been sick since I came to Rabat. (female speaker)