| A | B |
| affectation | pretense; artificial behavior meant to impress |
| coefficient | in math, a number or symbol placed before the variable as a multiplier |
| disaffection | disloyalty, discontent, unfriendliness; a weakening or ruining of a relationship |
| edify | to instruct by word or example to improve morally and spiritually; enlighten |
| affect | to influence |
| effect | a result |
| efficacy | the poweror potency to produce the desired effect |
| faction | a group within a party organization which works against the group as a whole |
| factious | tending to cause dissention disharmony; fond of stirring up trouble |
| factitous | not natural or spontaneous but artificial, contrived, forced, fake |
| factotum | one who is employed to do all sorts of work; a handyman |
| liquefaction | the process of changing gas into liquid; condensation |