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$> awk '{ print > $1".out"}' infile
$> cat RAM.out
RAM hill station
RAM rose
RAM india
RAM happy
RAM heaven
RAM glow
$> cat SAM.out
SAM student
SAM apple
SAM australia
SAM smile

From the manpage:
On several other implementations, the value returned by clock() also
includes the times of any children whose status has been collected via
wait(2) (or...

Second attempt. This time with the eval syntax correct. Tried with Bourne Shell, ksh and Posix Shell.

#!/bin/sh

cell1="one"
cell2="two"
cell3="three"

i=1

while [ $i -lt 4 ]
do
...