Meaning of -ISH in English

-ISH

suffix forming adjectives: 1 from nouns, meaning: a having the qualities or characteristics of (boyish). b of the nationality of (Danish). 2 from adjectives, meaning 'somewhat' (thickish). 3 colloq. denoting an approximate age or time of day (fortyish; six-thirtyish). [OE -isc]

English main colloquial, spoken dictionary.      Английский основной разговорный словарь.