Antonyms for the word "are assistance" can vary depending on the context in which the word is being used. Some possible antonyms for "are assistance" include hindrance, obstacle, limitation, obstruction, or resistance. These are all words that suggest a lack of support or assistance. In contrast, other antonyms for "are assistance" might convey the opposite meaning, such as help, aid, support, or encouragement. Ultimately, the antonym for "are assistance" will depend on the context and the particular meaning of the phrase being used. Regardless of the specific words involved, it is clear that antonyms for "are assistance" convey a sense of opposition or counteraction.