Estop is a 5 letter English word. It's valid Scrabble word worth 7 points. It's valid Words with friends word worth 8 points.
You can make 83 anagrams from letters in estop (eopst).
1250-1300; Middle English Anglo-French estopper, Old French estoper to stop up, derivative of estoupe Latin stuppa tow. Cf. stuff
But—but how can a stroke of the pen, a mere gesture, estop a whole class of American citizens forever?
This alone, it would seem, ought to estop him from a new trial.
Such was alien to his kindly nature; and if it had not been, there were other causes to estop him from any such indulgence.
All these inhibitory influences which generally produce negation do not estop Mr. Hughes.
By publishing his new libel, you estop yourself from denying me this freedom.