YOU SAID:
watashi no pantsu wa inai desu
INTO JAPANESE
ワタシのパンツはイナイデス
BACK INTO ENGLISH
My pants are inaides.
INTO JAPANESE
私のズボンはイデシです。
BACK INTO ENGLISH
My pants are idesi.
INTO JAPANESE
私のズボンはイデシです。
BACK INTO ENGLISH
My pants are idesi.
That didn't even make that much sense in English.