- able to be declined.
Origin of declinable
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for declinable
Of these, the first five are declinable; the other four are indeclinable.
In these examples the declinable adjectives are rendered negative in see.The Indian in his Wigwam
Henry R. Schoolcraft
Hence the last vowel of the nominative, or in general of any declinable word, may be called the characteristic vowel.