The phrase "accepts challenge" can be replaced with many synonymous expressions. For instance, "embraces challenge" conveys a sense of eagerness and enthusiasm towards facing a difficult task. "Welcomes challenge" suggests a willingness to confront obstacles with open arms. "Rises to the challenge" implies a readiness to meet a difficult situation head-on and overcome it with determination and perseverance. "Takes on the challenge" highlights a sense of responsibility and commitment to tackling a challenging situation. Finally, "confronts the challenge" suggests a sense of bravery and willingness to face a difficult situation with courage and confidence.