public function secondaryTraits() :belongsToMany
{
return $this->belongsToMany(SecondaryTrait::class, 'products_secondarytraits', 'product_id', 'secondaryTrait_id');
}Select::make('secondary_traits')
->preload()
->multiple()
->relationship('secondaryTraits', 'search_as')Select::make('secondary_traits') line.Select::make(lalalala') works.