English
extralingual
From extra- + lingual.
Proto-Indo-European *h₁éǵʰs ‘out’
Proto-Indo-European *h₁eǵʰsteros
Proto-Italic *eksteros
Latin exter ‘being on the outside’
Latin extrā ‘outside, except, beyond’
English extra-
Proto-Indo-European *dn̥ǵʰwéh₂s ‘tongue’
Proto-Italic *dn̥ɣwā ‘tongue’
Latin dingua ‘pre-classical form of lingua’
Latin lingua ‘the tongue’
Latin linguālis
English lingual
Today it means
adj Beyond that which pertains to linguistics; extralinguistic.
Language periods are conventional ranges, not dates for this word.
Etymograph / extralingual