If you are lethargic, you are tired, lack energy, and are unwilling to exert effort.
Synergy is the extra energy or additional effectiveness gained when two groups or organizations combine their efforts instead of working separately.
A liturgy is a set of rules or formal procedures used during a church service.
any substance that can cause an allergy
hypersensitivity reaction to a particular allergen
a colorless and odorless inert gas
full of energy
(physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work
a cgs unit of work or energy
measuring instrument designed to measure power
of or relating to ergonomics
of or relating to or in accord with liturgy
the science and technology of metals
used especially of drugs or muscles that work together so the total effect is greater than the sum of the two (or more)
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