Balsamiq has a very useful “squiggly” text/paragraph element which is great for low-fidelity wireframes.
It can be dragged to any size and the bounding box fills with this squiggly text:

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Completed
💡 Feature Request
6 months ago

timmy
Get notified by email when there are changes.
Completed
💡 Feature Request
6 months ago

timmy
Get notified by email when there are changes.