Greek word

krataióō

κραταιόω

What it means

to empower, i.e. increase in vigor

to empower, i.e. (passively) increase in vigor

Where it comes from

from krataiós (κραταιός)

How the King James translates it

strong3
strengthened1

Every place it appears 4

Luke1:80 2:40

1 Corinthians16:13

Ephesians3:16

krataióō — Greek word meaning “to empower, i.e. increase in v”