Difference between Obviate and Sidestep

OBVIATE vs SIDESTEP: NOUN

Do away with
To bypass a requirement or make it unnecessary; to avoid a future problem or difficult situation.
Prevent the occurrence of; prevent from happening

Avoid or try to avoid fulfilling, answering, or performing (duties, questions, or issues)
To step to the side.
To avoid or dodge.

To meet in the way.
To keep from happening or render unnecessary. : prevent.
To anticipate; to prevent by interception; to remove from the way or path; to make unnecessary.

To meet half-way, as difficulties or objections; hence, to meet and dispose of; clear out of the way; remove.
To meet.
Prevent from happening
Prevent the occurrence of
Get rid of something

Circumvent, Sidestep, Prevent, Alleviate, Preclude, Head off, Ward off, Rid of, Fend off, Debar, Deflect, Stave off, Avert, Avoid, Eliminate

Avert, Obviate, Escape, Ignore, Avoid, Put off, Hedge, Fudge, Duck, Parry, Skirt, Elude, Evade, Dodge, Circumvent

Remedy, Avoiding, Counteract, Circumvent, Sidestep, Prevent, Preclude, Rid of, Fend off, Debar, Deflect, Stave off, Avert, Avoid, Eliminate

Overlook, Bypass, Avert, Obviate, Escape, Ignore, Avoid, Put off, Hedge, Fudge, Duck, Parry, Skirt, Evade, Circumvent

This, of course, would obviate the rule in MBM Fin.
Do these considerations obviate any UN role in such negotiations?
Care must be taken in reassembly to obviate oil leaks.
SYN: Remove, displace, obviate, oust, recal, neutralize, overrule, suspend, supplant.
Knowledge of the future does not obviate free will.
English does not obviate the need for other languages.
This question helps obviate thematic vagabonding and tunnel vision.
Effective use of rhetorical questions may obviate this problem.
Catalina will obviate the need for an antivirus utility.
Family Services that Obviate Need for Child Placement.