| endangered(adjective, vulnerable, insecure, exposed, helpless) |
| endless(adjective, complete, absolute, unrestrained, indefinite) |
| expansive(adjective, unfastened, gaping, ajar, unclosed) |
| exploiting(adjective, dishonest, immoral, rotten, untrustworthy) |
| extensive(adjective, complete, absolute, unrestrained, infinite) |
| extortionate(adjective, dishonest, immoral, rotten, untrustworthy) |
| faithless(adjective, dishonest, immoral, rotten, untrustworthy) |
| fall for(expression, adjective, easy, ready, subject) |
| fast-and-loose(adjective, careless, bold, thoughtless, impulsive) |
| fast and loose(expression, adjective, idiom, dishonest, immoral) |
| fixed(adjective, dishonest, immoral, rotten, untrustworthy) |
| flat-out |
| foolhardy(adjective, rash, impetuous) |
| foot-in-mouth(adjective, careless, bold, thoughtless, impulsive) |
| foul(adjective, dishonest, immoral, rotten, untrustworthy) |
| fraudulent(adjective, dishonest, immoral, rotten, untrustworthy) |
| full-out(adjective, complete, absolute, unrestrained, extensive) |
| full blast(expression, adverb, all-out, unrestrainedly, lickety-split) |
| given(adjective, easy, ready, subject, sensitive) |
| gone to the dogs(expression, adjective, idiom, dishonest, immoral) |