| MISUNDERSTAND | • misunderstand v. (Transitive) To understand incorrectly, while believing one has understood correctly. • MISUNDERSTAND v. to fail to understand. | 
| MISUNDERSTOOD | • misunderstood v. Simple past tense and past participle of misunderstand. • misunderstood adj. Not comprehended correctly. • misunderstood adj. Unfairly disliked as a result of prejudice, slander, or hasty assumptions. | 
| THUNDERSTONES | • thunderstones n. Plural of thunderstone. • THUNDERSTONE n. (Shakespeare) a thunderbolt. | 
| THUNDERSTORMS | • thunderstorms n. Plural of thunderstorm. • THUNDERSTORM n. a storm featuring thunder. | 
| THUNDERSTRIKE | • thunderstrike v. (Transitive, now rare) To strike, blast, or injure by, or as if by, lightning. • thunderstrike v. (Transitive, figurative, now rare) To astonish, or strike dumb, as with something terrible. • THUNDERSTRIKE v. to strike dumb. | 
| THUNDERSTROKE | • thunderstroke n. Thunderbolt. • THUNDERSTROKE n. a stroke of or as if of lightning with the attendant thunder. | 
| THUNDERSTRUCK | • thunderstruck adj. Astonished, amazed or so suddenly surprised as to be unable to speak. • THUNDERSTRIKE v. to strike dumb. | 
| UNDERSTAFFING | • understaffing v. Present participle of understaff. • understaffing n. The situation of having insufficient members of staff. • UNDERSTAFFING n. inadequate staffing. | 
| UNDERSTANDERS | • understanders n. Plural of understander. • under-standers n. Plural of under-stander. • UNDERSTANDER n. one who understands. | 
| UNDERSTANDING | • understanding n. (Gerund, uncountable) The act of one that understands or comprehends; comprehension; knowledge; discernment. • understanding n. (Countable) Reason or intelligence, ability to grasp the full meaning of knowledge, ability to infer. • understanding n. (Countable) Opinion, judgement or outlook. | 
| UNDERSTATEDLY | • understatedly adv. In an understated way. • UNDERSTATED adv. UNDERSTATE, to represent as less than is the case. | 
| UNDERSTEERING | • understeering v. Present participle of understeer. • UNDERSTEER v. to turn less sharply than the driver intends. | 
| UNDERSTOCKING | • understocking n. A stocking intended to be worn under another stocking. • understocking v. Present participle of understock. • UNDERSTOCK v. to supply insufficiently with stock. | 
| UNDERSTRAPPER | • understrapper n. Any underling or inferior in office. • understrapper n. A freelance operator for MI5. • UNDERSTRAPPER n. an inferior agent; an underling. | 
| UNDERSTRATUMS | • UNDERSTRATUM n. a stratum under another stratum. | 
| UNDERSTRENGTH | • understrength adj. Lacking in number (Of a military unit, sport team, etc.). • understrength adj. Lacking in strength or durability (of a material or structure). • UNDERSTRENGTH adj. deficient in strength. | 
| UNDERSTUDYING | • understudying v. Present participle of understudy. • UNDERSTUDY v. to act another's part or take over another's duties. |