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NameBusinessEmailPhone Number

FAG, GAF, HAI, IAH, ____

B2CD, _____, BCD4, B5CD, BC6D

Cup is to coffee as bowl is to

Here are some words translated from an artificial language.
gorblflur means fan belt
pixngorbl means ceiling fan
arthtusl means tile roof
Which word could mean "ceiling tile"?

Essential Part School?