Syndetic means connected or joined together.
The word syndetic makes people think of things that are linked or tied closely.
Examples:
The syndetic parts of the toy are very strong.
The two cities are syndetic, so they work together a lot.
The syndetic ropes held the boat in place.
The syndetic team won the game easily.
The syndetic friendship between the two kids was unbreakable.
The syndetic puzzle pieces fit perfectly together.