surveyor
Pronunciation: /səˈveɪə/
noun
- a person who examines the condition of land and buildings professionally.
- British an official inspector of something, especially for measurement and valuation purposes: surveyors recorded the species and locations of fallen trees
- a person who investigates or examines something, especially boats for seaworthiness: a marine surveyor

Origin:
late Middle English (denoting a supervisor): from Anglo-Norman French surveiour, from the verb surveier (see survey)

Spelling help
The ending of surveyor is -or.