embark upon (?.)

• accept
• assume
• attack
• attempt
• buckle to
• come out
• embark in
• embark on
• endeavor
• engage in
• enter
• enter on
• enter upon
• fall into
• fall to
• get under way
• go about
• go at
• go in for
• go into
• go upon
• have at
• launch forth
• launch into
• lay about
• move into
• pitch into
• plunge into
• proceed to
• set about
• set at
• set forward
• set going
• set to
• tackle
• take on
• take up
• turn to
• undertake
• venture upon