lackluster Antonyms

heartswelling pulsive pushing radiant refreshful retentive romantic self-moving self-seeking shining propulsive powerful interesting jostling lively luminous lunging mettlesome monodramatic perking potent shiny silky sinewed energising breathtaking firmware mind-altering mind-bending mind-boggling colorful flirty thought-provoking all-out activating sparkling spirited spirituous stimulative striking strong vitalizing voltaic AC adrenalizing absorbing arresting aspiring assertive astonishing