"Bastard" is a word that is typically used as an insult to describe someone who is considered illegitimate or without a clear father figure. However, there are many other words that can be used in place of "bastard" to avoid offending anyone. Some possible synonyms for this word include "illegitimate," "fatherless," "orphaned," "unacknowledged," "unwanted," "reject," "misbegotten," "spurious," "baseborn," and "natural." Using any of these words instead of "bastard" can help to ensure that your language is more inclusive and respectful of all people's different backgrounds and circumstances.