Difference between Ponder and Ruminate

PONDER vs RUMINATE: NOUN

Having a hard albumen penetrated by irregular channels filled with softer matter, as the nutmeg and the seeds of the North American papaw.

Reflect deeply on a subject
Chew the cuds
To chew cud. (Said of ruminants.) Involves regurgitating partially digested food from the rumen.
To meditate or reflect.

To weigh in the mind; to view with deliberation; to examine carefully; to consider attentively.
To weigh.

I. To weigh.
To weigh carefully in the mind; consider carefully; think about; reflect upon.
Synonyms To consider, reflect upon, etc. See list under contemplate.
To think; muse; reflect; deliberate: with on or over: as, to ponder over what one has heard.

In botany, appearing as if chewed: noting a structure of the endosperm (albumen) of a seed which gives a mottled appearance to its section, and which results from the infolding of a dark inner layer of the seed-coat into the lighter-colored matter of the endosperm, as in the nutmeg.
To turn over in the mind; muse on; meditate over and over.
To chew again.
To muse; meditate; think again and again; ponder: as, to ruminate on misfortunes.
To chew the cud, as a ruminant; practise rumination.

Explore, Examine, Rethink, Consider, Wonder, Chew over, Mull over, Think over, Reflect, Muse, Meditate, Speculate, Ruminate, Mull, Contemplate

Agonize, Philosophize, Cogitate, Endosperm, Pore, Chew over, Mull over, Think over, Reflect, Speculate, Muse, Meditate, Mull, Contemplate, Ponder

Think, Weigh, Explore, Examine, Consider, Wonder, Think over, Chew over, Reflect, Muse, Meditate, Speculate, Ruminate, Mull, Contemplate

Reminisce, Expound, Agonize, Philosophize, Endosperm, Pore, Think over, Chew over, Reflect, Speculate, Muse, Meditate, Mull, Contemplate, Ponder

Stop for a second and ponder this question.
Ponder on this tonight as you sleep, muah.
Pursuing this question, people might ponder these thoughts.
Ponder, Sisters, Francine, Mary Louise and Jo Nell.
He gave the people a puzzle to ponder.
Congress should ponder in designing policy on thisscore.
But something to ponder for a future article.
Give them time to ponder your brilliant message.
Analysts and politicians alike ponder, what went wrong?
Where we ponder the different types of mobile devices we can buy, regions in Africa and Asia ponder where their next meal will come.

We observe, mimic behaviors, and ruminate on the subject somewhere in between.
Why ruminate about a Disney kid and the social psychology of Tumblr?
Others ruminate about losing control, harming other people, or contracting a disease.
We also ruminate on a white paper exploring potentially racist hiring practices.
Finally, athletes with higher athletic identity tend to ruminate and catastrophize more.
Walking in nature, specifically, reduces our tendency to ruminate over negative thoughts.
So, the ruminate remains, how do you efficaciously reduce venter stout?
A drink with complex flavors helps me ruminate on delectable poems.
Maximizers tend to brood or ruminate more than sacrificers.
But even one viewing leaves plenty to ruminate on.