Jactitation and Self-assertion

Jactitation noun - Law) a false boast that can harm others; especially a false claim to be married to someone (formerly actionable at law.

Self-assertion and jactitation are semantically related. In some cases you can replace phrase "Self-assertion" with "Jactitation", this terms are similar.

Self-assertion noun - The act of putting forth your own opinions in a boastful or inconsiderate manner that implies you feel superior to others.

Jactitation and self-assertion are semantically related. Sometimes you can use "Jactitation" instead a noun phrase "Self-assertion".