bright

electro

electronic

electro pop

electropop

pop

energy

energise

energize

energetic

lively

upbeat

friendly

friend

good time

goodtime

happiness

happy

joy

joyful

positive

optimistic

summer

summertime

summery

sunshine

sunny

uplift

euphoric

excited

bouncy

motivational

motivate

motivation

feelgood

feel good

feeling good

free

freedom

fun

holiday

vacation

party

synth

synthesizer

synthesiser

synthpop

synth pop

acoustic guitar

acoustic piano