The Collaborative International Dictionary of English v.0.48:
Fairish \Fair"ish\, a. Tolerably fair. [Colloq.] --W. D. Howells. [1913 Webster]WordNet (r) 3.0 (2006):
fairish adj 1: not excessive or extreme; "a fairish income"; "reasonable prices" [syn: fair, fairish, reasonable] 2: (used of hair or skin) pale or light-colored; "a fair complexion"; [syn: fair, fairish]