greatly
US /ˈɡreɪt.li/
UK /ˈɡreɪt.li/

1.
dengan ketara, amat
to a great extent; considerably
:
•
Her performance has greatly improved.
Prestasinya telah meningkat dengan ketara.
•
We were all greatly surprised by the news.
Kami semua amat terkejut dengan berita itu.