YOU SAID:
Willie's really weary
INTO JAPANESE
ウィリーは本当に疲れた
BACK INTO ENGLISH
Willie really got tired.
INTO JAPANESE
ウィリーは本当に疲れた。
BACK INTO ENGLISH
Willy really got tired.
INTO JAPANESE
ウィリーは本当に疲れました。
BACK INTO ENGLISH
Willy really got tired.
That didn't even make that much sense in English.