The Oxford Thesaurus An A-Z Dictionary of Synonyms - quest n.

1) search, pursuit, exploration, expedition, voyage (of discovery) , pilgrimage, mission, crusade; chase, hunt: When a child, he was inspired by the legend of Sir Launcelot's quest for the Holy Grail. --v. 2) Usually, quest after or for. seek (after or for) , search after or for, hunt (for) , track down, pursue, stalk: In 1928, joined by his father, he quested for gold along the Orinoco river.