Strong's Concordance

Original word: συστενάζω
Transliteration: sustenazó
Definition (short): groans
Definition (full): to groan together

NAS Exhaustive Concordance

Word Origin: from sun and stenazó
Definition: to groan together
NASB Translation: groans (1), together* (1).
NAS Exhaustive Concordance of the Bible with Hebrew-Aramaic and Greek Dictionaries.
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Strong's Exhaustive Concordance

From sun and stenazo; to moan jointly, i.e. (figuratively) experience a common calamity -- groan together.

see GREEK sun

see GREEK stenazo

KJV: For we know that the whole creation groaneth and travaileth in pain together until now.
NASB: For we know that the whole creation groans and suffers the pains of childbirth together until now.