\documentclass[notitle]{article}

\usepackage{glossaries}

\makeglossaries

\begin{document}

\newglossaryentry{first-guy}{
  name = {Bob},
  description = { }
}

\newglossaryentry{second-guy}{
  name = {Tony},
  description = { }
}

\newglossaryentry{girl}{
  name = {Janet},
  description = { }
}

\gls{first-guy} and \gls{second-guy} both have a crush on \gls{girl}.  I'd tell you who gets her in the end but I haven't actually thought that far ahead.

\end{document}
