Smooth
How about 'Sedate'?
Graphene is considered the most rigid material known to man.
The most accurate opposite of retract is protract
The most spherical object in the universe is believed to be the star Kepler 11145123, which is nearly perfect in its spherical shape.
of course, then why is it called a SPRING box? Correct answer: It is very rare to find springs in "box springs" these days. Most are what's called "semi-flex", meaning that they have a little flex but overall rather rigid. Summary: Most "box springs" are constructed using a combination of wood and a steel grid system.
Defeated
Servant
dawdle
savant.
unethical.
The most nearly opposite word to "liege" would be "servant" as a liege is someone who owes loyalty to a superior, whereas a servant is someone who serves others.
Panculture
They are most nearly antonyms (meaning the opposite).Paralyze is to prevent motion and stimulate means to incite a response, which can include motion.
Angry, grumpy, anti-social
minimul
Bare
How about 'Sedate'?