com·mem·o·ra·tion 
(kə-mĕm′ə-rāshən)
(kə-mĕm′ə-rāshən)n.
1. The act of honoring the memory of or serving as a memorial to someone or something.
2. Something that honors or preserves the memory of another.
- unquestionability
- unquestionable
- unquestionableness
- unquestionably
- unquestioned
- unquestioning
- unquestioningly
- unquiet
- unquietly
- unquietness
- unquote
- unravel
- unreachability
- unreachable
- unreachably
- unread
- unreadability
- unreadable
- unreadily
- unreadiness
- unready
- unreal
- unrealistic
- unrealistically
- unreality