perennial Synonyms

enduring repeated perpetual recurrent long-lived unceasing lasting endless long-lasting evergreen everlasting incessant unending continuous recurring permanent continual constant persistent uninterrupted triennial undying unremitting vine yearly dicot prone seedling timeless regular thallophyte staple steadfast returning seasonal sempiternal stable never-ending long-term year-after-year long-standing longstanding rattlesnake master gametophyte unvarying multiyear yearslong yearlong year-round long-life