"official" can be abbreviated as ofcl.
Offg - Officiating
Sept. is the official abbreviation of September.The abbreviation for September is 'Sept'THANKS
No official abbreviation but commonly abbreviated as 'den'.
CA is the official abbreviation for cancer.
The official three-letter abbreviation as supplied by the ISO (International Organization for Standardization) is 'CIV'.
Standard Abbreviation: Ill.Postal Abbreviation: IL
ref
DE for Deutschland
Following has no official abbreviation
The official abbreviation for Massachusetts is MA. An unofficial abbreviation could be Mass.
The abbreviation for township is TWP. This abbreviation is often used on road signs and some official documents abbreviate it as TWSP.
There is no official abbreviation for cheese.
asgmt is the only official abbreviation for assignments I've been able to find.