big-tree.tex

 %% big-tree.tex
   %Copyright (C) 2019 N. Rochant
   
   % This program is free software: you can redistribute it and/or modify
	% it under the terms of the GNU General Public License as published by
    % the Free Software Foundation, either version 3 of the License, or
    % any later version.

    % This program is distributed in the hope that it will be useful,
    % but WITHOUT ANY WARRANTY; without even the implied warranty of
    % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    % GNU General Public License for more details.

    % You should have received a copy of the GNU General Public License
    % along with this program.  If not, see <https://www.gnu.org/licenses/>.

\usepackage[edges]{forest}

\clearpage
\thispagestyle{plain}

\newcolumntype{C}[1]{>{\centering}p{#1}}
\begin{figure}
    \begin{adjustwidth}{-.1in}{-.1in}  
        \begin{center}
\small
\advance\leftskip-22mm\vskip-17mm
\begin{forest} for tree={
  if level=0{align=center}{% allow multi-line text and set alignment
    align={@{}C{25mm}@{}},
  },
  grow=east,
  draw,
  font=\bfseries,
  edge path={
    \noexpand\path [draw, \forestoption{edge}] (!u.parent anchor) -- +(5mm,0) |- (.child anchor)\forestoption{edge label};
  },
  parent anchor=east,
  child anchor=west,
  l sep=10mm,
  tier/.wrap pgfmath arg={tier #1}{level()}
}
[\textbf{Nakh-Daghestanian}
	[\textbf{Daghestanian}
		[\textbf{Avar-Andic-Tsezic}
			[Avar]
			[\textbf{Andic}
            	[\textbf{Andi}]
                [Akhvakh]
                [Bagvalal]
                [Botlikh]
                [Godoberi]
                [Karata]
                [Tchamalal]
                [Tindi]
			]
			[Tsezic
            	[Bezhta]
                [Hinukh]
                [Hunzib]
                [khvarchi]
                [Tsez]
			]
     	]
		[Lak]
		[Dargic
        	[Dargwa]
            [Akusha]
            [Urakhi]
            [Kubachi]
            [Chirag]
            [Mehweb]
            [Itsari]
            [Kaitag]
    	]
		[Lezgic
        	[Agul]
            [Archi]
            [Budukh]
            [Kryz]
            [lezgian]
            [Tabassaran]
            [Rutul]
            [Tsakhur]
            [Udi]
     	]
		[Khinalug]
	]
	[Nakh
		[Bats]
        [Chechen]
        [Ingush]
	]
]
\end{forest}
        \end{center}
    \end{adjustwidth}
\end{figure}