συναντιλαμβάνομαιsynantilambánomai

Same root

• σύνsýn · G4862with or together (but much closer than G3326 (μετά) or G3844 (παρά)), i.e. by association, companionship, process, resemblance, possession, instrumentality, addition, etc.
• ἀντιλαμβάνομαιantilambánomai · G482to take hold of in turn, i.e. succor; also to participate

Where it appears

Appears 2 times in the Bible.

• Luke 10:40 But Martha was distracted by the big dinner she was preparing. She came to Jesus and said, “Lord, doesn’t it seem unfair to you that my sister just sits here while I do all the work? Tell her to come and help me.”
• Romans 8:26 And the Holy Spirit helps us in our weakness. For example, we don’t know what God wants us to pray for. But the Holy Spirit prays for us with groanings that cannot be expressed in words.