low toxicity; low virulence; attenuation
vaccine; antivirus software
straight (ahead); direct; upright; straightforward; honest; frank
ceiling; ceiling (e.g. of share price); ceiling price
chimera; chimaera; chimera; chimaera
delusion; wild idea; (wild) fancy; (ridiculous) fantasy
fundraising; collection of contributions; donating; donation; contribution
Franco-German War (i.e. the Franco-Prussian War, 1870-1871)
side (of something, or taking someone's side); part; (watch) case
aspiration; volunteering; desire; application
coal mine; (coal) pit; colliery; coal-mine shaft
preservation of health; hygiene; sanitation; health education (school subject)
official business; public business
domestic animals; livestock; cattle
veterinarian; veterinary surgeon; vet
very likely; very probable
suspicious; dubious; doubtful; unsure; untrustworthy; unreliable; strange
stringlike; thready; linear; filamentous; filiform
lateral direction; horizontal direction; transverse direction; landscape orientation
split; division; break up
investigation (esp. in academic and scientific contexts); finding out the facts; bringing (a matter) to light; inquiring into
popular name; common name; given name
(ice cream) cone; (speaker) cone; (traffic) cone; corn; maize
collection of essays; collection of treatises; collection of theses
nonsense; irresponsible remark; codswallop; random; haphazard; unsystematic
spirochaete; spirochete; Treponema pallidum (species of spirochaete that causes syphilis, bejel, pinta, and yaws)
follow-up survey; tracing survey; contact tracing (of an infectious disease)
gonococcus (Neisseria gonorrhoeae)
Salmonella typhi (bacteria that causes typhoid fever)