YOU SAID:
I am feeling mediocre at best
INTO JAPANESE
私はせいぜい平凡さを感じている
BACK INTO ENGLISH
I feel at best mediocre
INTO JAPANESE
私はせいぜい平凡
BACK INTO ENGLISH
I am at best mediocre
INTO JAPANESE
私はせいぜい平凡
BACK INTO ENGLISH
I am at best mediocre
Come on, you can do better than that.