turn vs spiral

turn and spiral both are nouns.

Word	Noun	Adjective	Verb	Adverb
turn	Yes	No	Yes	No
spiral	Yes	Yes	Yes	No

As verbs, spiral is a hyponym of turn; that is, spiral is a word with a more specific, narrower meaning than turn:

turn (noun)	spiral (noun)
the act of changing or reversing the direction of the course	flying downward in a helical path with a large radius
the act of turning away or in the opposite direction	a structure consisting of something wound in a continuous series of loops
taking a short walk out and back	ornament consisting of a curve on a plane that winds around a center with an increasing distance from the center
a favor for someone	a continuously accelerating change in the economy
(game) the activity of doing something in an agreed succession	a plane curve traced by a point circling about the center but at increasing distances from the center
turning or twisting around (in place)	a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle
a short performance that is part of a longer program
a movement in a new direction
an unforeseen development
a circular segment of a curve
(sports) a division of a game during which one team is on the offensive
a time period for working (after which you will be relieved by someone else)

turn (adjective)	spiral (adjective)
	in the shape of a coil

turn (verb)	spiral (verb)
twist suddenly so as to sprain	to wind or move in a spiral course
change to the contrary	move in a spiral or zigzag course
go sour or spoil	form a spiral
pass into a condition gradually, take on a specific property or attribute; become
undergo a transformation or a change of position or action
change color
become officially one year older
have recourse to or make an appeal or request for help or information to
direct at someone
shape by rotating on a lathe or cutting device or a wheel
let (something) fall or spill from a container
alter the functioning or setting of
cause (an object) to assume a crooked or angular form
to break and turn over earth especially with a plow
to change orientation or direction
cause to move around a center so as to show another side of
cause to move around or rotate
pass to the other side of
move around an axis or a center
to send or let go
cause to move along an axis or into a new direction
channel one's attention, interest, thought, or attention toward or away from something
get by buying and selling
accomplish by rotating
undergo a change or development
cause to change or turn into something different;assume new characteristics