Antonyms for the phrase "took into consideration" would be "ignored," "neglected," or "disregarded." These words suggest a lack of attention or importance given to a particular factor or aspect. Alternatively, "dismissed" can also be considered an antonym, which implies a conscious decision to reject or overlook something. In contrast, synonyms for "took into consideration" could include "examined," "weighed up," or "evaluated," all of which indicate a careful and thoughtful analysis of various factors. Using antonyms and synonyms can help to add depth and precision to language, and better convey the intended meaning of a message.