Aggregate
Sum total, a calculation of seperate things mixed together
Agnostic
One who believes that existence of a god can neither be proven nor disproven
Atheist
Someone who doesn’t believe in god
Alacrity
Cheerful eagerness or readiness to respond
Allege
To assert without proof
Alleviate
To relieve, usually temporarily or incompletely
Allocate
To distribute, to assign, to allot
Alloy
Combination of two or more things, usually metals