Civic relates to cities and citizenship. Civil usually means polite behavior or noncriminal law. Here is how to choose the right word.

Intense means very strong or extreme. Intensive means concentrated, thorough, or demanding. Here is how to choose the right one.

This expression means to endure severe stress or hardship. Its vivid image comes from old washing machines that squeezed clothes through rollers.

Ingenious means clever and inventive. Ingenuous means innocent and candid. Learn the difference with clear examples and usage tips.