WordReference Random House Learner's Dictionary of American English © 2015
-ance is attached to some adjectives ending in -ant to form nouns with the meaning "quality or state of'': brilliant + -ance → brilliance.
-ance is also attached to some verb roots to form nouns: appear + -ance → appearance;
resemble + -ance → resemblance. See -ant, -ence.
WordReference Random House Unabridged Dictionary of American English © 2015
a suffix used to form nouns either from adjectives in -ant or from verbs:brilliance; appearance.
Etymology:Middle English Old French Latin -antia -ancy, equivalent. to -ant- -ant + -ia -y3
Collins Concise English Dictionary © HarperCollins Publishers::
-ance, -ancy suffix forming nouns
Etymology: via Old French from Latin -antia; see -ancy
- indicating an action, state or condition, or quality: hindrance, tenancy, resemblance
'-ance' also found in these entries: