Prepare a word register for writing a blog, by choosing a particular topic of your own choice.
You can write about the environment, pollution, education, etc.
For example word register for a blog on the environment could be: Trees, mountains, climate, oxygen, the ozone layer, biodiversity, coral reefs, green cover, biodegradable, etc.
A word register for a blog on education could be: Teachers, students, college, courses, study material, institute, paper pattern, test, degree, etc.
Do it yourself.