G4646–σκολιός–skolios

Every ravine shall be filled up, and every mountain and hill levelled down, the crooked places shall be turned into straight roads, and the rugged ways into smooth;

σκολιὰ skolia “crooked”

And with many more appeals he solemnly warned and entreated them, saying, "Escape from this crooked generation."

σκολιᾶς skolias “perverse”

so that you may always prove yourselves to be blameless and spotless--irreproachable children of God in the midst of a crooked and perverse generation, among whom you are seen as heavenly lights in the world,

σκολιᾶς skolias “crooked”

Household servants, be submissive to your masters, and show them the utmost respect--not only if they are kind and thoughtful, but also if they are unreasonable.

σκολιοῖς. skoliois “unreasonable.”