Poetry

Maskil - teach us to be skillful at living

Mikhtam - witty, ingenious poem

Gittith - stringed instrument

Shoshanim - a melody

Al-tashheth - a melody

Selah - pause and think

Tehillim - praises

Synonymous: the first line is repeated in the second line

Antithetic: the first line is contrasted in the second line

Constructive: the first line is developed in the second line (expanded)

Chiastic: the thought order is inverted (used in large passages)