あたま がらない
atamaga agaranai

i-Adjective
Idiomatic Expression

1. to be no match for (e.g. outclassed in authority, strength or in debt to); to be unable to act on an equal basis with

あなたにはとても あたま がりません。
anataniwa totemo atamaga agarimasen.
I have a great esteem for you.
Other forms: