The lower part is called 'lumbar' as the upper part is called 'thoracic'.
Another word for going back is reverse
Spine is another word for back bone
back
another word could be behind, in French it would be dérnier, or in the rear.
another word could be behind, in French it would be dérnier, or in the rear.
hold back
it is i love you
Gimme
Renegging. Recanting.
The word is oscillation.
To and fro is another phrase that means back and forth. Back and forth can also refer to a quick dialogue between two people, and another word for that kind of back and forth is repartee.
RETURNING