eat eat a meal; take a meal; "We did not eat until 10 P.M. because there were so many phone calls"; "I didn't eat yet, so I gladly accept your invitation"
ruminant any of various cud-chewing hoofed mammals having a stomach divided into four (occasionally three) compartments
ruminate -
reflect deeply on a subject; "I mulled over the events of the afternoon"; "philosophers have speculated on the question of God for thousands of years"; "The scientist must stop to observe and start to excogitate"