titter

To laugh in a restrained, nervous way; giggle.

A nervous giggle.

To laugh in a restrained or nervous manner, as from suppressed mirth, pleasure, or embarrassment; giggle; snicker.

To move back and forth; sway; waver.

To teeter; seesaw.

To tremble.

A restrained or nervous laugh; a giggle; a snicker. There’s a titter of winds in that beechen tree.

A weed, probably the hairy vetch. See tine.

To laugh with the tongue striking against the root of the upper teeth; to laugh with restraint, or without much noise; to giggle.

A restrained laugh.