They'll hate him for looking much younger than he sounds. They'll hate him because they haven't been allowed to have sons. Everyone feels more secure about mixing them. Before now, too many ooloi could not perceive the necessary mixture. They could have made mistakes and their mistakes could be monsters.
Most Humans think that's what they've been doing.
Be content, Lilith. One group of us believed it would be best to dispense with Human-born males altogether. We could construct female children for Human females and male children for Oankali females. And cheated everyone. Ahajas wants daughters, and I want sons.