One bareword hardly seems enough:

sub num2ord {
  local $_ = shift;
#          1        2         3         4
# 123456789012346789012345678901234567890
  $_.((0,st,nd,rd)[/1?.$/g]||th)
}

[download]

Update: oops, typo: too many parens at start.

Hugo

In reply to Re^5: Golf - Ordinal Suffixes by hv
in thread Golf - Ordinal Suffixes by sauoq

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