dimmer control of light switch

Four concealed triplets

dark sky, without sunlight; a long time, until the end of a day; rotten and corrupt society; fiercely

Sexual insinuation

a straight talker does not resort to insinuations

light and darkness

to inspect openly and secretly

verb; "a frontal spear thrust and an arrow in the dark"; Metaphor: various open and hidden attacks.

dim

in the dark

to manipulate; to control in secret [written and colloquial]

to find in the dark; know things only by guessing; search about blindly

to hint; a clandestine action; an illicit action

dull and muffled

secretly; silently; underhand [colloquial]

bear; endure; undergo something but cannot speak out; to suffer in silence

secretly

the cover of darkness; to do something illicit under the cover of a diversion

shadow

secret love

imply

secretly

noun; secret compartment

assassinate

an assassin [written and colloquial]

underground river

noun; an underdrain; a closed conduit

secret passage

noun; unmentionable disease

acne