linux - awk print two variables on the same line -

i need use awk print 2 variables on same line

foo=multiline pattern bar=multiline pattern  awk -v foo="$foo" -v bar="$bar" 'begin {print foo bar}'

this output:

foo1 foo2 foo3 bar1 bar2 bar3

i need get

foo1 bar1 foo2 bar2 foo3 bar3

you can use paste side-by-side output:

paste <(echo "$foo") <(echo "$bar")

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