Quadruple. (multiplication)
it is the number being multiplied
A four letter word meaning the foundation of something is base.
two multiplied by a number increased by four
When you multiply something by four, you quadrupleit.
In mathematics, the word "power" usually refers to an operation where a number is multiplied by itself a certain number of times. For example, in the expression "2 to the power of 3," 2 is multiplied by itself three times, resulting in 2 * 2 * 2 = 8. The number being multiplied is called the base, and the number of times it is multiplied is called the exponent.
The four letter word for repairing something is mend.
It is the result of two numbers being multiplied by each other.
omen
have
Mend
Seat.
The word "same" fits the criteria of being a four-letter word that is like something else in all ways. The word "same" itself means identical or not different from something or someone else, making it a word that is similar to the concept it represents.