Mid 17th century; earliest use found in John Stoughton (bap. 1593, d. 1639), Church of England clergyman. From classical Latin honōrificushonorific + -al.
Definition of honorifical in US English:
honorifical
adjectiveˌɒnəˈrɪfɪkl
rare
Honorific.
Origin
Mid 17th century; earliest use found in John Stoughton (bap. 1593, d. 1639), Church of England clergyman. From classical Latin honōrificus honorific + -al.