Popular version of a design principle acronym spelled out by the starts of this puzzle's four longest answers

Question:

Answer:

KISS

Length:

Similar Crossword Questions:

Mate, and a hint to the starts of this puzzle's four longest answers
Place where the starts of this puzzle's four longest answers result in a penalty
The starts of this puzzle's three longest answers are shades of it
Summer blazer, which can come before the starts of this puzzle's four longest answers
A good one follows the starts of the four longest puzzle answers
Break suggested by the starts of this puzzle's four longest answers
Computer malady (and what can follow the starts of the four longest puzzle answers)
Texter's "it's a secret" shorthand spelled out by the starts of four puzzle answers
Word that can follow the starts of this puzzle's five longest answers
The starts of this puzzle's six longest answers are types of them
Place to live, one of which starts the three longest puzzle answers
Acidity or alkalinity measurement, which is literally 8 for this puzzle's four longest answers
Guess, in brief (and what's been added to this puzzle's longest answers)
Three-letter combinations hidden in this puzzle's six other longest answers
Item with features that begin this puzzle's four longest answers
Child in seven of this puzzle's longest answers
Words of reproach, and a hint to how the four longest puzzle answers are formed
AprÃ¨s-___ (following a day on the slopes -- and, literally, where the first words of the four longest puzzle answers can be found)
Phrase with synonyms starting this puzzle's eight longest Across answers
Discussion group, and a word that can follow the ends of this puzzle's five longest answers
Word divided in this puzzle's nine longest answers
Each of this puzzle's four longest answers begins with one
Game that can follow the first part of this puzzle's four longest answers
What each of the other four longest answers in this puzzle is
Communications device described by the first words of the puzzle's four longest answers