Matter-of- fact and Self-contained

Self-contained and matter-of- fact are semantically related. In some cases you can use "Self-contained" instead an adjective phrase "Matter-of- fact".

Self-contained adjective - Constituting a complete and independent unit in and of itself.

Matter-of- fact and self-contained are semantically related. Sometimes you can replace phrase "Matter-of- fact" with "Self-contained", this phrases are similar.