pursuit, pursuance, quest -- (a search for an alternative that meets cognitive criteria; "the pursuit of love"; "life is more than the pursuance of fame"; "a quest for wealth")
quest, seeking -- (the act of searching for something; "a quest for diamonds")
Overview of verb quest
The verb quest has 5 senses
quest -- (make a search (for); "Things that die with their eyes open and questing"; "The animal came questing through the forest")
quest -- (search the trail of (game); "The dog went off and quested")
bay, quest -- (bark with prolonged noises, of dogs)
quest -- (seek alms, as for religious purposes)
request, bespeak, call for, quest -- (express the need or desire for; ask for; "She requested an extra bed in her room"; "She called for room service")