This. For the longest time it had a neutral connotation and it just meant that someone was being mentored and specifically supported with an eye to bringing them in to a higher position. Child grooming was adopted to describe adults manipulating children to make it easier to commit child abuse and has a genuinely legitimate use in that context. And then a couple of years ago the :frothingfash: fash picked up the old "All Homosexuals are P*" lie and started leaning in to it hard, turning "groomer" in to a dogwhistle fog horn for Fash beliefs.