structure with roof and walls. Structures with roofs and walls, e.g. a house.

mountain or hill from which lava, rock fragments, hot vapour, and gas are erupted. Mountains through which hot liquid earth can erupt.

burrowing annelid worm that lives in soil, important in aerating and draining soil and in burying organic matter. Terrestrial worms that burrows into and helps aerate soil.

substance or appliance used to improve condition of something. Liquids to make hair smoother, softer.

area of land under jurisdiction of ruler or state.

at fast speed.

moving or growing quickly. to try to score points for yourself or your team, in sports involving a ball, by kicking, hitting, or throwing the ball towards the goal. To use a camera to record a film/take a photograph.

action or process of reclaiming or being reclaimed. retrieve or recover.

every person.

sudden violent shaking of ground as result of movements within earth's crust or volcanic action. Heavy shaking of the grounds due to natural forces.

To do, be or happen for the first time; begin.

Being with another person rather than alone. associate with.

situated beneath surface of ground. beneath surface of ground. Subway system, e.g. in London.

to very great degree.

To understand something being said or read.