to do something together, with each other

(product development) project

in order to / for the sake of; purpose; objective; aim / cause; reason; circumstance

therefore; for that reason

project (planned endeavour)

to decide to do something: to do something on purpose / to perform a maneuver, to carry out a tactical action / to decide on an opinion: to believe in an opinion firmly

to match; to fit; to agree / to be proper

do, perform, carry out

do; perform; carry out

the twelfth string on a koto (Japanese zither) / a fingering method for playing the shakuhachi (Japanese flute)