As a noun:
* The children spent the afternoon putting together a complex jigsaw puzzle.
* The detective carefully examined the jigsaw pieces of evidence.
* The team worked like a jigsaw, each member contributing their unique skill.
As a verb:
* The artist jigsaws intricate patterns into wood.
* The software program jigsaws the data into manageable chunks.
* The teacher jigsaws the class into smaller groups for the activity.
Figurative language:
* The politician's speech was a jigsaw of promises and half-truths.
* The relationship between the two countries is like a jigsaw puzzle with missing pieces.
You can also use "jigsaw" as part of a compound noun:
* jigsaw puzzle
* jigsaw piece
* jigsaw saw
Remember to choose the appropriate form of the word depending on the context of your sentence.