Extraterritoriality is the longest word in the English language beginning with "ex."
Bellybuttons would be the longest word I can think of beginning with a 'b' and ending in an 's'.
use a dictionary
Zibaledibaleedoo. Adj. It means "To zip around like crazy."
a four letter word beginning with X is xebec (a small historical three masted sailing ship with square sails.
Extraterritoriality is the longest word in the English language beginning with "ex."
extermination-y-ish.... i think.
Bellybuttons would be the longest word I can think of beginning with a 'b' and ending in an 's'.
There is no synonym for awesome beginning with the letter x.
aggregating.
The longest one that -I- know would be ballistocardiograph which is an instrument for detecting body movements caused by heartbeat.
x-ray
A four letter word beginning with C and ending with X is crux.
What is a word that starts with X meaning nice or playful
xissing
NONE!
xciting