Also, parts of speech matter. If the original word is a noun, adjectives, verbs, etc., the synonyms should match. For example, "action-packed storyline" – "action-packed" is an adjective, so synonyms like "thrilling," "exciting," or "fast-paced" would work. "Storyline" could be replaced by "plot," "narrative," or "story."
"Green" could be green, verdant, emerald. "Leader" as chief, head, boss. "Ruthless" might be merciless, cruel, pitiless. "Cunning" could be shrewd, sly, crafty. "Foe" as enemy, opponent, adversary. angry birds movie all birds
I need to make sure that brand names like "Angry Birds" remain unchanged. Also, check if "Movie's" is part of the title. Since it's titled "The Movie's Success", maybe it's better to treat "Movie's" as part of the heading and use synonyms for "Success". Also, parts of speech matter