recognize

comes from the Latin root words re (again) and cognoscere (to know), literally to know again, or to identify.  To acknowledge that something exists or that it is true.

realize

to become fully aware of (something) as a fact; understand clearly; make realistic; conceive as real; convert into actuality; exhibit the actual existence of; the sense of comprehending the reality of.

potential

the word potential is derived from the Latin word potentia, which means power, might, force; the adjective potential was first used in the late 14th century and meant possible or capable of being or becoming; derived from the Latin word potis, which means powerful,...

perception

the ability to see, hear, or become aware of something through the senses.