QUEST

noun

1. A journey or effort in pursuit of a goal (often lengthy, ambitious, or fervent); a mission.
2. The act of seeking, or looking after anything; attempt to find or obtain; search; pursuit.
3. Request; desire; solicitation.

verb

1. To seek or pursue a goal; to undertake a mission or job.
2. To search for; to examine.
3. (of a tick) To locate and attach to a host animal.