YOU SAID:

My partner is Good at cooking

INTO JAPANESE

私のパートナーは料理が得意です

BACK INTO ENGLISH

my partner is good at cooking

INTO JAPANESE

私のパートナーは料理が上手です

BACK INTO ENGLISH

my partner is a good cook

INTO JAPANESE

私のパートナーは料理が上手です

BACK INTO ENGLISH

my partner is a good cook