Make Your Editor Cry: Crisis (Awkward Plural)

Make Your Editor Cry: Crisis (Awkward Plural)

BLUF: (Bottom Line Up Front)
The plural of crisis is crises.

crisis: an unstable or crucial time or state of affairs in which a decisive change is impending

The singular of crisis is crisis. The plural of crisis is crises. Note the -e that replaces the second -i in this case. The word crisises is not a thing, or word. The noun crisis has a Greek root, which is the derivation of the plural crises. There is no alternative English plural form. The noun crisis conforms to the standard rules for forming the plurals of nouns in English.

Crises are abrupt negative changes in security, economic, political, or environmental affairs.
Natural crises such as tsunamis or volcanoes are inherently unpredictable.