perennial Synonyms

unceasing recurrent repeated continual enduring perpetual permanent triennial undying timeless unremitting vine yearly uninterrupted thallophyte stable persisting persistent polycotyledon pompon recurring seasonal seedling sempiternal periodic unending never-ending long-term long-standing longstanding rattlesnake master gametophyte age-long unvarying multiyear yearslong long-life long-lasting aperiodic unchanging never failing dicot unfading seed plant spermatophyte flowering plant monocot per annum yearlong abiding