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Level 139

"The Time and Life of the Ant"


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chamber
(n.) an enclosed space in a machine or in an animal's living space; compartment.
excess
(adj.) more than is needed or usual.
exchange
(v.) to give of one thing for another.
obstacle
(n.) something that blocks or stands in the way.
reinforce
(v.) to make stronger with more material, help, or support.
scarce
(adj.) not enough to meet a demand.
social
(adj.) living together in communities or groups.
storage
(n.) a space or place for storing things.
transfer
(v.) to cause to move from one place to another.
transport
(v.) to carry from one place to another.