launch into (?.)

• accept
• assume
• attack
• attempt
• buckle to
• dive into
• embark in
• embark upon
• endeavor
• engage in
• enter on
• enter upon
• fall into
• fall to
• get busy
• get cracking
• get going
• get under way
• get with it
• go about
• go at
• go in for
• go into
• go to it
• go upon
• have at
• hop to it
• jump to it
• launch forth
• lay about
• light into
• move into
• pitch in
• pitch into
• plunge into
• proceed to
• sail into
• set about
• set at
• set forward
• set going
• set to
• set to work
• start in
• tackle
• take on
• take up
• turn to
• undertake
• venture upon
• wade into