1.
worrying or thinking about one's problem
2.
capable of catching fire
4.
done in a secretive way
5.
a branch where a bird sits or nests
8.
in an early stage of development
10.
a trap that entangles birds or other animals, usually with a noose
11.
to tie or fasten in order to restrain
12.
paying someone back for harm that this person inflicted on you
13.
to allow fresh air in and stale air to escape
14.
to carve something out of wood by chipping off small pieces