Show

In addition to the letter and root, the contents tree can show the head word, head phrase (see here for an explanation) and node.

Verb form

When check Roman numerals will be shown in tree.

Move up/down

Moving around the tree using the keyboard can be done using the up and down arrows. These two options provide additional movement keys.

Expand/collapse

The tree can be expanded/collapsed with the mouse or the keyboard using either the spacebar or the key set here.

Fonts

To set either of the fonts click the button and choose the settings from font selection dialog.