cell-, cel-

(Latin: to rise high, to surpass, to be eminent)

excel (verb), excels; excelled; excelling
To surpass or to be superior to another person or to others.
excelled
excellence
excellency
excellent
Excellentia.
Excellence.

Motto of the University of Tennessee at Martin, Martin, Tennessee, USA.

excellently
Excelsior.
Higher.

"Aim for higher things." This is the motto of the State of New York, USA.

excelsior (motto)
Higher.

"Ever upward." It serves as the motto of the State of New York, USA.

excelsior
in excelsis
In the highest.