a suffix used to form adjectives from nouns, with the sense of “belonging to” (British; Danish; English; Spanish); “after the manner of,” “having the characteristics of,” “like” (babyish; girlish; mulish); “addicted to,” “inclined or tending to” (bookish; freakish); “near or about” (fiftyish; sevenish).
a suffix used to form adjectives from other adjectives, with the sense of “somewhat,” “rather” (oldish; reddish; sweetish).
adjectival suffix, from Old English -isc, common Germanic (cf. Old Norse -iskr, German -isch, Gothic -isks), cognate with Greek diminutive suffix -iskos. Colloquially attached to hours to denote approximation, 1916.