The word "in-hospitablenesses" refers to the unfriendly, inhospitable nature of a place or situation. Some synonyms for this word include hostility, unfriendliness, inhospitality, coldness, unforgivingness, uninvitingness, bleakness, harshness, and severity. These words all convey the idea of an unwelcoming and unforgiving environment, which makes it difficult or unpleasant for people to survive or thrive. Whether you are describing a physical location or a social situation, these words can help you convey the negative aspects of the environment and how they impact the people who find themselves in it. By using these words effectively, you can create a powerful sense of atmosphere and mood in your writing.