15-Letter Words Containing: E,E,E,N,N,T

• greater than normal extension

• A 150-year anniversary.

• the 400th anniversary (or the celebration of it)

• the state or quality of being recognized or acknowledged

• a statement acknowledging something or someone

• completely acceptable; not open to exception or reproach

• look at with sentimentality or turn into an object of sentiment

• make (someone or something) sentimental or imbue with sentimental qualities

• act in a sentimental way or indulge in sentimental thoughts or expression

• the testing of an idea

• the act of conducting a controlled test or investigation