
This word appeared on the Cool Word Club website on Feb. 17, 2014.
Let’s do a practice round!
Assiduous means:
A) Filled to capacity
B) Constantly attentive
C) Marked by negligence
D) Creatively designed
Cool Words for Cool Kids

This word appeared on the Cool Word Club website on Feb. 17, 2014.
Let’s do a practice round!
Assiduous means:
A) Filled to capacity
B) Constantly attentive
C) Marked by negligence
D) Creatively designed
We're looking for the coolest of the cool words! Nominate and vote on words. See which ones your friends like best.
>> Winners Circle
Got something important to say? Send us your essays. Your work may be chosen as a guest blog for this website. Copyright © 2026 · Cool Word Club ·