WordNet sense 1 (a planned undertaking):

projection

WordNet sense 2 (extend out or project in space):

jut, protrude, stick out, jut out

WordNet sense 3 (make or work out a plan for; devise):

contrive, design, plan

WordNet sense 4 (imagine; conceive of; see in one's mind):

envision, fancy, figure, image, picture, see, visualize, visualise

WordNet sense 5 (put or send forth):

cast, throw

WordNet sense 6 (any piece of work that is undertaken or attempted):

labor, task, undertaking

WordNet sense 7 (regard as objective):

externalize, externalise

WordNet sense 8 (present for consideration):

propose