Synonyms:
* Grip: This is a very close synonym, often used in the context of physical grip or hold.
* Adhesion: This emphasizes the stickiness or binding force involved in traction.
* Hold: This implies a firm grasp or control, often used in the context of movement or progress.
* Support: This synonym emphasizes the stability and assistance provided by traction.
* Momentum: This is used when referring to the building of progress or support, often in a figurative sense.
Antonyms:
* Slippage: This is the opposite of traction, referring to a loss of grip or control.
* Friction: While not a direct opposite, friction can oppose or limit traction.
* Inertia: This refers to a lack of movement or change, the opposite of the progress often associated with traction.
* Stagnation: This implies a lack of progress or development, the opposite of the forward movement often associated with traction.
The best synonym or antonym will depend on the specific context in which you are using the word "traction."