infusible /in-fūˈzi-bl/

1. That cannot be fused
2. Having a high melting point

• three kings of Cologne
• three-leafed
• three-leaved
• three-legged
• three-line whip
• three-man
• three-masted
• three-master
• three-masters
• three-mile limit
• three-mile limits
• three-monthlies
• three-monthly
• threeness
• threenesses
• three-nooked
• threep
• three-pair
• three-pair-of-stairs
• three-pairs
• three-part
• three-parted
• three-parts
• threepeat
• threepeated