YOU SAID:
i don't like fortnight
INTO JAPANESE
二週間は好きじゃない
BACK INTO ENGLISH
I don't like two weeks
INTO JAPANESE
2週間は好きじゃない
BACK INTO ENGLISH
I don't like 2 weeks
INTO JAPANESE
2週間は好きじゃない
BACK INTO ENGLISH
I don't like 2 weeks
That didn't even make that much sense in English.