| HUMBUGGABLE | • humbuggable adj. (Dated) Able to be deceived. • HUMBUGGABLE adj. capable of being humbugged. |
| SUBAUDIBLE | • subaudible adj. Below the threshold of hearing. • sub-audible adj. Alternative spelling of subaudible. • SUBAUDIBLE adj. hardly audible. |
| SUBDUABLE | • subduable adj. That can be subdued; domitable. • SUBDUABLE adj. able to be subdued. |
| SUBJUGABLE | • subjugable adj. Capable of being subjugated. • SUBJUGABLE adj. that can be subjugated. |
| SUBSTITUTABLE | • substitutable adj. Capable of being used as a substitute; valid as a replacement or alternate item. • substitutable adj. Capable of being substituted. • substitutable n. Something that can be substituted for something else; a viable replacement. |
| SUBSUMABLE | • subsumable adj. That can be subsumed. • SUBSUMABLE adj. capable of being subsumed. |
| SUBUMBRELLA | • subumbrella n. (Zoology) The integument of the undersurface of the bell, or disk-shaped body, of a jellyfish. • SUBUMBRELLA n. the concave undersurface of a jellyfish. |
| SUBUMBRELLAR | • subumbrellar adj. Underneath the umbrella (of a jelyfish). • subumbrellar adj. Relating to a subumbrella. • SUBUMBRELLAR adj. relating to the subumbrella, the concave undersurface of a jellyfish. |
| SUBUMBRELLAS | • subumbrellas n. Plural of subumbrella. • SUBUMBRELLA n. the concave undersurface of a jellyfish. |
| UNATTRIBUTABLE | • unattributable adj. Not able to be ascribed or attributed to a particular source. • UNATTRIBUTABLE adj. not attributable. |
| UNBUDGEABLE | • unbudgeable adj. That cannot be made to budge; immovable, fixed. • UNBUDGEABLE adj. that cannot be budged. |
| UNBUDGEABLY | • unbudgeably adv. So as to be unbudgeable; immovably. • UNBUDGEABLE adv. that cannot be budged. |
| UNBUILDABLE | • unbuildable adj. Not buildable; that cannot be built. • UNBUILDABLE adj. that cannot be built. |
| UNBURNABLE | • unburnable adj. That is difficult or impossible to burn. • UNBURNABLE adj. that cannot be burned. |
| UNCLUBABLE | • unclubable adj. Alternative spelling of unclubbable. • UNCLUBABLE adj. unsociable, not suitable for taking to a club, also UNCLUBBABLE. |
| UNCLUBBABLE | • unclubbable adj. Not suitable for membership of a club, because of a lack of social skills or conformity; unsociable. • UNCLUBBABLE adj. unsociable, not suitable for taking to a club, also UNCLUBABLE. |
| UNCURBABLE | • uncurbable adj. Incapable of being curbed. • UNCURBABLE adj. not capable of being curbed. |
| UNDOUBTABLE | • undoubtable adj. (Rare) Incapable of being doubted; undoubted; indubitable. • UNDOUBTABLE adj. that cannot be doubted. |
| UNPUBLISHABLE | • unpublishable adj. Not suitable for publication. • UNPUBLISHABLE adj. that cannot be published. |
| UNSUBDUABLE | • unsubduable adj. That cannot be subdued; indomitable. • UNSUBDUABLE adj. that cannot be subdued. |