different between undeclinable vs indeclinable

English

Etymology

un- +? declinable

Adjective

undeclinable (not comparable)

1. Synonym of indeclinable

Noun

undeclinable (plural undeclinables)

1. Synonym of indeclinable

Further reading

• indeclinable, undeclinable, non-declinable at Google Ngram Viewer

English

Etymology

From French indéclinable, from Middle French, from Latin indeclinabilis. See in- not, and decline.

Adjective

indeclinable (not comparable)

1. That one cannot decline; unavoidable.
   • 1994, Helen R. Myers, To Wed at Christmas (page 101)

     He'd planned to work a double shift Friday night, but Gladys Silverman's indeclinable invitation threw a hefty wrench into David's plans.

2. (grammar, of a word) Not grammatically declinable.

Synonyms

• undeclinable

Hypernyms

• uninflectable
• invariable

Translations

Noun

indeclinable (plural indeclinables)

1. (grammar) A word that is not grammatically inflected.

Further reading

• indeclinable at OneLook Dictionary Search

Spanish

Adjective

indeclinable (plural indeclinables)

1. (grammar) indeclinable
2. unavoidable