《1529》 ← L insinutus (p.p.) ← insinure to twist oneself into ← IN-^２＋sinure to bend (← sin🔗⭐🔉

《1529》 ← L insinutus (p.p.) ← insinure to twist oneself into ← IN-^２＋sinure to bend (← sinus bend, curved surface: cf. sinus) in・sn・u・t・ing /- ｜ -t/

研究社新英和大辞典 ページ 198307 での【p.p.】単語。