common, shared bad (ethically) 3 realizations
ACCEPTED Realization 1
type Polysemy
language English
lexeme common
meaning 1 common, shared by several people

We are working together for a common purpose

direction
meaning 2 bad

Tobacco of the commoner sort

reference ABBYY LINGUO
comment
ACCEPTED Realization 2
type Polysemy
language German
lexeme gemein
meaning 1 common (in compounds) diese Eigenschaft haben die beiden gemein
They are both endowed with this quality
direction
meaning 2 mean, vulgar er ist ein gemeiner Mensch
reference
comment cf. also gemeinsam 'common'
ACCEPTED Realization 3
type Semantic evolution
language 1 Old English
language 2 English
lexeme 1 gemæne
lexeme 2 mean
meaning 1 common, shared by several people
direction
meaning 2 bad
reference <personally collected data>
comment

https://www.etymonline.com/search?q=mean