Terms for subject Informal containing a bit on the expensive side

English	Russian
a bit on the heavy side	полноватый (My sister's a bit on the heavy side, eh, so she didn't like what Janet said. ART Vancouver)
a bit on the pricey side	немного дороговато (As for my ticket -- well, it cost $1,219 from New York to Emeryville, and that price is for two people. Now I certainly appreciate that that's a bit on the pricey side, but don't forget that that includes three nights' accommodation plus meals too. youtube.com ART Vancouver)
have a bit on the side	водить шашни на стороне (Andrey Truhachev)
have a bit on the side	бегать на сторону (Andrey Truhachev)
have a bit on the side	бегать по бабам (Andrey Truhachev)
have a bit on the side	гульнуть налево (Andrey Truhachev)
have a bit on the side	завести любовную интригу на стороне (Andrey Truhachev)
have a bit on the side	совершать адюльтер (Andrey Truhachev)
have a bit on the side	пойти на сторону (Andrey Truhachev)
have a bit on the side	гулять налево (Andrey Truhachev)
have a bit on the side	завести роман на стороне (Andrey Truhachev)
have a bit on the side	проявить супружескую неверность (Andrey Truhachev)
have a bit on the side	проявлять супружескую неверность (Andrey Truhachev)
have a bit on the side	крутить роман на стороне (Andrey Truhachev)
have a bit on the side	заводить роман на стороне (Andrey Truhachev)
have a bit on the side	гулять (от супруга Andrey Truhachev)
have a bit on the side	заниматься адюльтером (Andrey Truhachev)
have a bit on the side	совершить адюльтер (Andrey Truhachev)
have a bit on the side	завести интрижку на стороне (Andrey Truhachev)
have a bit on the side	бегать по мужикам (Andrey Truhachev)
have a bit on the side	бегать налево (Andrey Truhachev)
have a bit on the side	ходить налево (Andrey Truhachev)
have a bit on the side	изменять (супругу Andrey Truhachev)
have a bit on the side	изменить (кому-либо Andrey Truhachev)
have a bit on the side	ходить на сторону (coll. Andrey Truhachev)