✅ A face refers to the front part of a person's head, from the forehead to the chin (She washed her face every morning).

✅ A countenance means a person's facial expression or general appearance (The speaker's cheerful countenance lifted everyone's spirits).

✅ Both words refer to aspects of a person's head.

✅ Face is the basic term for the front of the head, while countenance specifically refers to the expression or look that conveys emotion (My face was pale; The sprinter's countenance showed determination).

✅ Flexible means capable of bending easily without breaking (The flexible branches swayed in the wind).

✅ Malleable means capable of being shaped or bent, especially by external forces (The malleable metal was easy to mold into different shapes).

✅ Both words describe something that can be bent or shaped.

✅ Flexible is often used for physical objects or schedules, while malleable is used for materials or even personalities (flexible schedule, flexible gymnast; malleable minds, malleable face).

✅ Continue means to keep going or to persist in an activity (We will continue our work tomorrow).

✅ Persevere means endure a course of action, especially in the face of difficulty (Despite the challenges of the climb, the hiker was able to persevere).

✅ Both words describe maintaining an effort or activity over time.

✅ To continue doing something is casual, it can be an everyday thing or a lifelong habit (like continuing to paint or doing Sunday crossword puzzles), but to persevere often implies facing obstacles and showing determination to overcome them.