Common Words:
* Actual
* Casual
* Crucial
* Dual
* Equal
* Usual
* Virtual
* Manual
* Ritual
* Visual
Less Common Words:
* Gradual
* Individual
* Annual
* Continual
* Occasional
* Brutal
* Brutal
* Cultural
* Educational
* Institutional
Words that are Nouns:
* Hospital
* Mortal
* Original
* Trial
Words that are Verbs:
* Actualize
* Visualize
* Conceptualize
This is just a small selection of words ending in "ual." There are many more, and the specific meaning of the suffix can vary depending on the word.