(of people) unable to express oneself clearly or easily

unable to be heard

done or said inappropriately in a particular situation

marked by ill omens or signs, especially of future misfortune or failure

impossible to be conquered or overcome

extremely venomous and effective

the harmfulness and the high contamination rate of a disease

a small book with a paper cover giving information about a particular subject

someone who writes pamphlets, especially one who promotes partisan views on political issues

(physics) the maximum distance a vibrating material, sound wave, etc. such as a pendulum travels from its first position

to an excessive degree or in an extreme manner

to state publicly that one takes no responsibility for something or has no knowledge of it

to make something known to someone or the public, particularly when it was a secret at first

to change color in a way that is less attractive

doing something secretly in an attempt to avoid notice

in a secretive manner to avoid drawing attention