-STER


Meaning of -STER in English

■ suffix

1》 denoting a person engaged in or associated with a particular activity or thing: songster.

2》 denoting a person having a particular quality: youngster.

Origin

OE -estre , -istre , etc., of Gmc origin.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.