in propria persona - in one's own proper person⏎
lacunae - void, gap⏎
in situ - in position⏎
ipso facto - by the fact itself⏎
ipse dixit - He himself said it.⏎
jurat - (He) swears⏎
jus cogens - compelling law⏎
in terrorem clause - clause "in order to frighten"⏎
inter se - amongst themselves⏎