igneous /igˈni-əs/

1. Of or like fire
2. Formed by solidification of the earth's internal molten magma (geology)

• birthright
• birthrights
• births
• birth sign
• birth signs
• birthstone
• birthstones
• birth-strangled
• birth weight
• birth weights
• birthwort
• birthworts
• biryani
• biryanis
• bis
• BIS
• biscacha
• Biscayan
• biscotti
• biscotto
• biscuit
• biscuit-root
• biscuit-roots
• biscuits
• biscuity