What is the meaning of Expressive?

Effectively conveying thought or feeling.

Conveying the speaker's emotions and/or attitudes, in addition to the denotative or literal meaning.

Any word or phrase that expresses (that the speaker, writer, or signer has) a certain attitude toward or information about the referent.

A word or phrase, belonging to a distinct word class or having distinct morphosyntactic properties, with semantic symbolism (for example, an onomatopoeia), variously considered either a synonym, a hypernym or a hyponym of ideophone.

feminine singular of expressif

inflection of expressiv:

  1. strong/mixed nominative/accusative feminine singular
  2. strong nominative/accusative plural
  3. weak nominative all-gender singular
  4. weak accusative feminine/neuter singular

strong/mixed nominative/accusative feminine singular

strong nominative/accusative plural

weak nominative all-gender singular

weak accusative feminine/neuter singular

Source: wiktionary.org