Use 'take shape' when discussing the progress or development of something abstract, like a plan or idea.

Progression Context

'Take shape' implies that something is becoming clearer or more definite over a period of time.

Clarity Over Time

It conveys a transition from uncertainty to a more certain and understandable form or plan.

When something physical like art or a building 'takes shape', it means it's becoming visibly more defined or structured.

Use 'take shape' to describe a stage in the creation process where the work starts to look like its intended form.

'Take shape' can be used to describe the emergence of a clear form from something that was previously shapeless or chaotic.