Greek word
parístēmi
παρίστημι
What it means
to stand beside, i.e. to exhibit, proffer,, recommend, substantiate
to stand beside, i.e. (transitively) to exhibit, proffer, (specially), recommend, (figuratively) substantiate; or (intransitively) to be at hand (or ready), aid
Where it comes from
from pará (παρά) and hístēmi (ἵστημι)