appellative
/ˌæpəˈleɪtɪv/ or /ˌæpɪˈleɪtɪv/Definitions
1. noun
A name or title given to a person or place, especially one that is formal or dignified.
“The title of ‘His Excellency’ is an appellative used for high-ranking government officials.”
2. adjective
Formal, dignified, or impressive in style or tone.
“The poet’s use of rich, poetic language made the poem sound very appellative.”