Enter a clue or pattern or both:

The Clue

Etcher's fluid (4 letter answer)

The Answer




The answer ACID is seen frequently, appearing about once every 70 puzzles.

Related Clues

Amino, for one
___ rain
The "A" in RNA
___ test
Battery fluid
Destructive rain
Etcher's need
Etcher's purchase
Etching liquid
Kind of indigestion
Kind of rain
Kind of rock
Kind of test
Kind of tongue
Lab liquid
LSD, e.g.
LSD, familiarly
Niacin, e.g.
Part of DNA
Sharp and biting
___ wash jeans
Destructive kind of rain
Tannic or boric, e.g.
Target of milk of magnesia
It has a low pH
This turns litmus red
Timothy Leary dropped it


ACID as a noun:

1. any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
2. (acid, back breaker, battery-acid, dose, dot, Elvis, loony toons, Lucy in the sky with diamonds, pane, superman, window pane, Zen) = street name for lysergic acid diethylamide

ACID as an adjective:

1. (acerb, acerbic, acid, acrid, bitter, blistering, caustic, sulfurous, sulphurous, venomous, virulent, vitriolic) = harsh or corrosive in tone; "an acerbic tone piercing otherwise flowery prose"; "a barrage of acid comments"; "her acrid remarks make her many enemies"; "bitter words"; "blistering criticism"; "caustic jokes about political assassination, talk-show hosts and medical ethics"; "a sulfurous denunciation"; "a vitriolic critique"
2. (acidic, acid, acidulent, acidulous) = being sour to the taste
3. having the characteristics of an acid; "an acid reaction"