A.T. Robertson Commentary Romans 8:22

"For we know that the whole creation groaneth and travaileth in pain together until now." — Romans 8:22 (ASV)

Groaneth and travaileth in pain (συνστεναζε κα συνωδινε). Two more compounds with συν. Both rare and both here alone in N.T. Nature is pictured in the pangs of childbirth.