a combining form meaning “rule,” “government,” forming abstract nouns usually corresponding to personal nouns ending in -arch: monarchy; oligarchy.
English Affixes From A To Z: A One-Stop List Of Suffixes, Prefixes, and Combining FormsIn English, we love to make new words by adding all sorts of bits to the front and back of existing terms. These are called affixes, and they are added to the base or stem of a word. When attached to the end of word, the affix is called a suffix. And to the beginning? A prefix.
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British Dictionary definitions for -archy
n combining form
government; ruleanarchy; monarchy
Derived Forms-archic, adj combining form-archist, n combining form
Word Origin for -archy
from Greek -arkhia; see -arch
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012