einai (Greek #1511)
to exist
KJV usage: am, was. come, is, X lust after, X please well, there is, to be, was.
Pronounce: i'-nahee
Origin: present infinitive from 1510
agathoergeo (Greek #14)
to work good
KJV usage: do good.
Pronounce: ag-ath-er-gheh'-o
Origin: from 18 and 2041