The phrase "am strike" is commonly used to describe the action of starting a designated task or job early in the morning. However, there are several synonyms that can be used in place of "am strike" to add variety to your vocabulary. For instance, you could say "morning kickoff," "dawn launch," "sunrise start," or "early bird launch." Other possible options include "early-morning launch," "daybreak start," or simply "early start." Choosing different synonyms can help add depth and specificity to your language, allowing you to convey your meaning more precisely and effectively.