Functional groups - IUPAC System of Naming Organic Compounds

If a compound involves much more than one functional group, as compared to one of the functional group is considered as principal functional group and other is treated as secondary suffix. Another functional groups are regarded as substituents and are pointed out by prefixes.

Table

So, a complete IUPAC name of an organic compound may be illustrated as as:

Prefix + word root + Primary suffix + Secondary suffix