Verb
pre-treat (third-person singular simple present pre-treats, present participle pre-treating, simple past and past participle pre-treated)
Alternative form of pretreat.
The Beauty Brains - Can I pre-treat oily hair with shampoo? Source: Internet
The holidays are filled with spills, so it pays to stock up on stain fighters, including pre-treat sticks for clothing and other washable fabrics. Source: Internet