The antonyms for the word "un lucrative" can be "profitable," "lucrative," "gainful," "rewarding," "remunerative," "fruitful," or "advantageous." These words mean that something is successful in generating income, making profits, or yielding advantages. In contrast, "un lucrative" means a state where something does not generate income, profits, or advantages. It is important to note that a lack of profitability does not necessarily mean total loss or negative outcomes. For example, non-profit organizations focus on social welfare rather than monetary gain. Nonetheless, the antonyms of "un lucrative" suggest that something can generate economic or other benefits that are worth pursuing.