*cumbersome* difficult to handle or use especially because of size or weight*unprecedented* having never
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been done or known before; novel
*stinting* be thrifty; set limits; be very economical
*extrapolate* to predict the future by looking at information that is already known
*liability* something or someone that creates a disadvantage or financial burden
*euphoric* Characterized by or feeling intense excitement and happiness.
*elementary* Relating to the
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