| ASYNCHRONIES | • asynchronies n. Plural of asynchrony. • ASYNCHRONY n. lack of synchronisation. | 
| ENHYPOSTASIA | • enhypostasia n. (Christianity (Christology)) The state of the human nature of Jesus Christ being entirely dependent… • ENHYPOSTASIA n. personality not existing independently but by union with another, as the human nature of Christ was said to be dependent on his divine nature. | 
| HYOSCYAMINES | • hyoscyamines n. Plural of hyoscyamine. • HYOSCYAMINE n. a drug obtained from henbane. | 
| HYPERMNESIAS | • hypermnesias n. Plural of hypermnesia. • HYPERMNESIA n. abnormally vivid or complete memory or recall of the past. | 
| HYPERSOMNIAS | • hypersomnias n. Plural of hypersomnia. • HYPERSOMNIA n. a pathological tendency to sleep excessively. | 
| HYPOSTHENIAS | • HYPOSTHENIA n. lack of strength. | 
| PHYSICALNESS | • physicalness n. The condition of being physical; physicality. • PHYSICALNESS n. the state of being physical. | 
| PHYSICIANERS | • PHYSICIANER n. a doctor; someone legally qualified to practise medicine, also PHYSICIAN. | 
| SYCOPHANCIES | • sycophancies n. Plural of sycophancy. • SYCOPHANCY n. obsequious flattery. | 
| SYCOPHANTISE | • sycophantise v. Alternative form of sycophantize. • SYCOPHANTISE v. to be a sycophant, also SYCOPHANTIZE. | 
| SYNAESTHESIA | • synaesthesia n. (Neurology, psychology) A neurological or psychological phenomenon whereby a particular sensory stimulus… • synaesthesia n. (By extension) The association of one sensory perception with, or description of it in terms of, a different… • synaesthesia n. (Art, literature) A literary or artistic device whereby one kind of sensation is described in the terms of another. | 
| SYNAESTHESIS | • SYNAESTHESIS n. harmony of differing impulses from a work of art. | 
| SYNAESTHETIC | • synaesthetic adj. (Of a person) experiencing synaesthesia; describing a synaesthete. • synaesthetic adj. Pertaining to synaesthesia. • synæsthetic adj. Archaic form of synesthetic. | 
| SYNESTHESIAS | • synesthesias n. Plural of synesthesia. • SYNESTHESIA n. a sensation felt in one part of the body when stimulus is applied to another part, e.g. visualization of a color on hearing a sound, also SYNAESTHESIA. | 
| SYNTHESPIANS | • synthespians n. Plural of synthespian. • SYNTHESPIAN n. a computer-generated image of a film actor used in place of the actor when filming stunts. | 
| UNSYMPATHIES | • UNSYMPATHY n. absence of sympathy. |