adj

• (of weather) Mostly mild and clement.
  "Fairish all day but clouded all over at 6 p.m."
• (of hair or skin) Somewhat fair or light-colored.
  "Suetonius describes Augustus with leviter inflexum et subflavum 'wavy and fairish' hair (Divus Augustus 79), which, coupled with his bright eyes and medium complexion , perhaps awards him the bravery of a lion (Evans 1935: 65–6; 1969:53-4; Gascou 1984:603)."
• (dialect) Pertaining to fairies.
  "In this tongue she sang the children ballads and told them tales of the 'fairish' (fairies) which lived in the Bottom before machinery drove them away, stories of the graves under the rectory back-kitchen, 'of witches running red-hot needles into human flesh.'"

noun

• (dialect) A fairy.
  "Next day, Kathy took the potato her mother gave her, and gnawing it all to the heart, she set out upon her search for the fairish, munching at the half-raw core as she went her way. She found the fairish waiting by the bog, with her lap full of berries, and some mealy roots, like sweet, boiled radishes."