Plymouth Women's Accessory Patterns - 2745 Woman's Cable Hat and Keyhole Scarf is a similar pattern: various finished gauge, hats and more garment, for women, and worsted (19-20 sts/4 in) yarn gauge. You may also like Brooklyn Tweed Patterns - Hutchin, which is another similar pattern: various finished gauge, hats and more garment, and for women.
You may enjoy taking a look at the Malabrigo Rios/Madelinetosh Tosh Merino Light Howlcat! Cowl (adults), Malabrigo Arroyo Darla Hat, Malabrigo Worsted Merino A Most Bespeckled Hat, and Madelinetosh Tosh Merino Rooty Hat kits all using Dull Roar Patterns.
Hopefully our suggested yarn options for Zam Hat can help you come up with your next exciting new project idea!