crummy or crumby/ʹkrumi/ adj (crummier, crummiest) informal

• wasteland
• waste one's breath
• wastepaper
• wastepaper basket
• waste pipe
• waster
• wasting
• wastrel
• watch
• watchable
• watch chain
• watch committee
• watchdog
• watch fire
• watchful
• watchglass
• watching brief
• watch it
• watchmaker
• watchman
• watch/mind one's step
• watch night
• watch one's mouth
• watch one's step
• watch out