i Register
In some senses, thorough is marked as archaic, UK, historical. Watch for register when choosing this word.
ADJ.
based, fellow, medical, most
The doctor gave me a thorough medical examination before approving my surgery.
VERB + THOROUGH
announced, cross, gave, house, led, line, made, recommend
The police gave the suspect's apartment a thorough search after finding suspicious evidence.
THOROUGH + NOUN
analysis, artwork, background, checkup, everything, examination, fool, investigation
The doctor performed a thorough examination to rule out any serious health problems.
PREP.
about, in, in, into, on, on, out, within
The detective was thorough in her investigation of the crime scene.