upbeat
noun
[ ˈʌpbiːt ]
• (in music) an unaccented beat preceding an accented beat.
upbeat
adjective
• cheerful; optimistic.
• "he was upbeat about the company's future"
Similar:
optimistic,
cheerful,
cheery,
positive,
confident,
hopeful,
sanguine,
bullish,
buoyant,
bright,
idealistic,
always expecting the best,
full of hope,
Pollyannaish,
Panglossian,
chirpy,
of good cheer,