(Greek: prefix; no, absence of, without, lack of; not)

(Latin: blunt, dull; lethargy, lack of energy or interest in doing things)

(Latin: winter, wintered, wintry; it also refers to: sleep, sleeping; inactive, inactivity; dormant, dormancy [suspended animation or a lack of activity])

(Latin: complain, complaint, full of complaints; lack of satisfaction; lament, cry of sorrow and grief)

(there is a lack of understanding as to how RFID works)

(Greek > Latin: confusion, disturbance, irritation, trouble, lack of calmness)