1) Acumen 2) Appreciation 3) Apprehend 4) Astute 5) Aware 6) Brainstorm 7) Comprehend 8) Comprehension 9) Dig 10) Discernment 11) Getit 12) Grasp 13) Hindsight 14) Hip 15) Horse sense 16) Intuit 17) Know 18) Knowing the ropes 19) Realization 20) See 21) Sense 22) Smartness 23) Smarts 24) Streetwise 1) Apprehension 2) Common sense 3) Discernment 4) French word used in English 5) Get the meaning of something 6) Knowing 7) Perspicacious 8) Shrewdly informed 9) Shrewdness 10) Street smarts 11) Streetwise 12) To understand 13) Understanding 
• (n.) Alt. of Savvey • (v. t. & i.) Alt. of Savvey
Savvy is slang for to know, or understand.
savvy, savvey 1. Shrewdness and practical knowledge. 2. Shrewd and well informed. 3. To know (slang), a corruption of Spanish sabe; as in Sabe Usted?: 'Do you know?'; from Latin sapere which corresponds to Latin sapire' 'to taste, to discern, to know'.
[Wise words] the ability to shrewdly understand or judge things