infectivity; infectious capacity; transmissibility
(common) use (of a language, currency, etc.); current use; to be accepted (e.g. of a way of thinking); to work (of an excuse, trick, etc.); going in and out; entrance and exit
bioterrorism; biological terrorism
to be infected; to be contagious
sick person; patient; invalid
to be delirious with fever; to have a feverish dream; to be crazy about something
talking in delirium; delirious talk; delirious utterances; nonsense; rubbish; silly talk
cancellation; cancelling (a person, e.g. for an inflammatory remark); cancel culture
to become blunt; to grow dull; to become less capable; to weaken; to falter
to begin (emphatically); to launch; to embark on
personal business; sole proprietorship
substitute (actor); stand-in; fill-in; understudy; double
to finish writing; to complete; to write down (e.g. a list); to write out
to yield oneself (to something); to devote oneself (to something); to surrender oneself (to something)
to emit a voice; to emit a sound; to be able to speak
after a while; a little while later; shortly afterward
(breaking) with a snap (of a thread, rope, etc.); (stopping) suddenly (of communications, a practice, etc.); abruptly; completely
to lose consciousness; to faint; to black out; (arch.) to lose motivation; (arch.) to get discouraged
contention; competition; rivalry; quarrel
niche (market, industry, hobby, etc.); niche; niche
to play a central role; to take a leading part
third party; third person; outsider; disinterested person
reserve; modesty; hesitation; abhorrence; repugnance; loathing
benefit; use; good; profit; gains
relationship of mutual trust; fiduciary relation
backing; support; backer; shield that protects one's back
to go into; to come into; to penetrate; to become complicated
calm; composed; leisurely
in tufts; tufty; bushy; thick; luxuriant
top hat; high hat; silk hat; topper
pince-nez (glasses); nose glasses; Groucho glasses
leather shoes; leather boots
present day; modern times; recent times; early modern period (in Japan, usu. from the Meiji Restoration until the end of World War II)