The quality or state of being earwiggy; resemblance to or presence of earwigs.
Derived from 'earwiggy' (adjective) with the suffix '-ness' (Old English 'nes') added to create an abstract noun expressing a quality or condition.
This is a delightfully rare word that probably exists mainly in the minds of naturalists describing pincer-like appendages or creepy-crawly sensations—it's the kind of wonderfully specific English coinage that shows how our language can describe almost any sensation or quality.
Complete word intelligence in one call. Free tier — 50 lookups/day.