| undesirability | (n) the quality possessed by something that should be avoided, Ant. desirability |
| undesirable | (n) one whose presence is undesirable, Example: rounding up vagrants and drunks and other undesirables |
| undesirable | (adj) not wanted, Syn. unwanted, Ant. desirable, Example: undesirable impurities in steel; legislation excluding undesirable aliens; removed the unwanted vegetation |
| undesirable | (adj) not worthy of being chosen (especially as a spouse), Syn. unsuitable |
| undesirably | (adv) in an undesirable manner, Syn. unwantedly, Example: he was unwantedly friendly |
| undesired | (adj) not desired, Syn. unsought, Example: an undesired result |
| undesirous | (adj) having or feeling no desire, Syn. undesiring, Ant. desirous, Example: a very private man, totally undesirous of public office |