Strong's #2766: keramos (pronounced ker'-am-os)
 probably from the base of 2767 (through the idea of mixing clay and water); earthenware, i.e. a tile (by analogy, a thin roof or awning):--tiling.
Thayer's Greek Lexicon:
 ́ 
 
  keramos 
 
 1) clay, potter' s earth
 2) anything made of clay, earthen ware
 3) a roofing tile
 
 3a) the roof itself
 3b) the phrase "through the roof" , means through the door in the roof to which a ladder or stairway led up from the street (according to the Rabbis distinguish two ways of entering a house, "the way through the door" and "the way through the roof" 
 
  Part of Speech: noun masculine
Relation: probably from the base of G2767 (through the idea of mixing clay and water)
 
Usage:
This word is used 1 times:
Luke 5:19: "and let him down through the  tiling with his couch"