YOU SAID:
diego + weird = diego is weirdish
INTO JAPANESE
サンディエゴ奇妙な + = ディエゴは weirdish
BACK INTO ENGLISH
+ = Diego San Diego weird's weirdish
INTO JAPANESE
+ = 奇妙なサンディエゴ、サンディエゴの weirdish
BACK INTO ENGLISH
+ Weirdish = odd, San Diego, San Diego
INTO JAPANESE
+ Weirdish = 奇数、サンディエゴ、サンディエゴ
BACK INTO ENGLISH
+ Weirdish = odd, San Diego, San Diego
You've done this before, haven't you.