a liquid mixture that becomes hard when it dries
plaster
bowls cups and other items made from clay
pottery
to move through something with speed or force
sweep
someone who helps another person do their work
assistant
to become solid or firm or to make something solid or firm
harden
totally; completely
absolutely
a person who studies historic or prehistoric things or people
archeologist
to land a boat in a harbor
dock
very intelligent; clever
brilliant
the place where something is happening or happened
site
to explode or burst out suddenly
erupt
tiny bits of dust that are left after something is burnt
ash
extremely strong; serious
severe
to move things out of a place
clear
to carefully dig and uncover something from the past
excavate