Adjective
chearful (comparative more chearful, superlative most chearful)
Archaic spelling of cheerful.
My progress was rendered delightful by the sylvan elegance of the groves, chearful meadows, and high distant forests, which in grand order presented themselves to view. William Bartram
The chearful light, the vital air, Are blessings widely given; Let nature's commoners enjoy The common gifts of heaven. Anna Letitia Barbauld