1) Accrues interest 2) Agrees to see gang 3) Attracts 4) Books 5) Captivates 6) Draws into 7) Employs 8) Gets involved 9) Hires 10) Holds the attention of 11) Interlocks 12) Interlocks with 13) Involves 14) Meshes 15) Meshes as gears 16) Meshes with 17) Occupies 18) Puts into gear 19) Takes on 20) Takes on in battle Found on https://www.crosswordclues.com/clue/engages