Carryforward, corroborator and counterterrorism are words that contain four r's. Additional words include counterterrorist, extracurricular, extraterrestrial and refrigerator.
Sabbatical, sacrificed, salutation and sandstorms are 10 letter words. They begin with the letter s.
Breadcrumb is a 10 letter word. Chocoholic is a 10 letter word.
A 10 letter word for pure includes:Immaculate
a 10 letter word is antaginize
The 10 letter word for penguin is "flightless".
inquisitor
Tarantella is a 10 letter word. It begins with the letter T and ends with the letter A.
The Academic Word List is a record of the words which a found frequently in English language texts in academia. There are 570 word families divided into 10 sublists on the list.
therein
Adventitia is a 10 letter word for outermost covering of an organ.
A 10 letter word for sorry is remorseful.
A ten letter word for teenager is adolescent.