archaize

[ahr-kee-ahyz, -key-] /ˈɑr kiˌaɪz, -keɪ-/
verb (used with object), archaized, archaizing.
1.
to give an archaic appearance or quality to:
The poet archaized her work with many Elizabethan words.
verb (used without object), archaized, archaizing.
2.
to use archaisms.
Also, especially British, archaise.
Origin
1840-50; < Greek archaízein to imitate the language of ancient authors. See archaeo-, -ize
Related forms
archaizer, noun
British Dictionary definitions for archaize

archaize

/ˈɑːkɪˌaɪz; -keɪ-/
verb
1.
(transitive) to give an archaic appearance or character to, as by the use of archaisms
Derived Forms
archaizer, archaiser, noun