/ˈluːsɪd/

• clear, easily understood
• mentally rational, sane, especially between periods of confusion

— A lucid moment in his madness.

/ˈstɒpɡap/

• a temporary measure or short-term fix used until something better can be obtained.

— This JavaScript code is just a stopgap solution, we should change the API soon.

/dīˈkädəmē/

• a division or contrast between two things that are or are represented as being opposed or entirely different.
• division into two mutually exclusive, opposed, or contradictory groups.

— A rigid dichotomy between science and mysticism.