-cian, -tion, -sion
Something new that you have created is an i______.
invention
The first letters of your first and last name are your i_____.
initials
Someone who has a lot of drive to succeed is an a_______ person.
ambitious
Studying a______ fossils gives us clues about the dinosaurs living millions of years ago.
ancient
The r_______ of your essay is much better since you revised it.
revision
When a room has lots of space, it is s_______.
spatial
The wolverine is nature's most f______ , or cruel and violent, animal.
ferocious
You must have a lot of p_______ when you are waiting in line for the rides at Disney World.
patience
We must make a r________ at the restaurant so we 're sure to get a seat for dinner.
reservation
We want a live Christmas tree, not an a_______ one.
artificial
Food in the school cafeteria is supposed to be n_______.
nutritious
The musician was p_______, or very talented, at playing 3 instruments; piano, violin and drums.
proficient
I had such a nice c_________, or talk, with your teacher about all the great work you've been doing in class!
conversation
Please do not share this information because it is c_____, or private.
confidential
Those p______ jewels are very valuable and need to be locked up in a safe.
precious
We didn't have a s________ number of students sign up for the field trip so it was canceled.
sufficient
Someone who works with electricity is called an _____.
electrician
The o_______ in the soccer game are called the referees.
officials
After a snowstorm or ice storm, you must be very careful, or c______, when you are walking outside.
cautious
I became very i_______ as I waited over an hour for my doctor's appointment.
impatient