"Up and at 'em" is a phrase used to encourage someone to start the day with enthusiasm. Some synonyms for this phrase include "rise and shine", "get cracking", "hit the ground running", "kick things off", "get things rolling", and "start the day off right". Using these synonyms can add some variety to your daily language and help you motivate yourself and others to start the day with energy. Whether you're a student starting the day with a cup of coffee and a study session or a business owner preparing for a busy workday, incorporating these synonyms can help you feel more positive and proactive.