involuntary
or
One choice is the word peculiar.
no, it means tyrant lizard king in latin. tooth without wings would not be a good choice for a description. most dinosaurs had teeth but no wings.
Occurring on only one side is unilateral.
Winter
One choice is the word ambush.
Naturally occurring means that the substance is natural and is not in any way made by mankind.
unaided
tamper
Tamper
FREQUENT!
bare