cheer

Length / number of characters: 5
Number of words: 1

spur on or encourage especially by cheers and shouts
a cry or shout of approval
the quality of being cheerful and dispelling gloom
give encouragement to
show approval or good wishes by shouting
cause (somebody) to feel happier or more cheerful
become cheerful
The face
Feeling
Gayety
That which promotes good spirits or cheerfulness
A shout, hurrah, or acclamation, expressing joy enthusiasm, applause, favor, etc
To cause to rejoice
To infuse life, courage, animation, or hope, into
To salute or applaud with cheers
To grow cheerful
To be in any state or temper of mind
To utter a shout or shouts of applause, triumph, etc
Residential area (city, town, village) in China in Zhejiang

You can also check definition for cheer on wikipedia or google (link opens in new window)