development vs turn

development and turn both are nouns.

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

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

development: a recent event that has some relevance for the present situation
turn: an unforeseen development

Other hyponyms of development include turn of events, twist, phenomenon, complication, ramification.

development (noun)	turn (noun)
act of improving by expanding or enlarging or refining	the act of changing or reversing the direction of the course
the act of making some area of land or water more profitable or productive or useful	the act of turning away or in the opposite direction
(music) the section of a composition or movement (especially in sonata form) where the major musical themes are developed and elaborated	taking a short walk out and back
a recent event that has some relevance for the present situation	a favor for someone
a district that has been developed to serve some purpose	(game) the activity of doing something in an agreed succession
processing a photosensitive material in order to make an image visible	turning or twisting around (in place)
(biology) the process of an individual organism growing organically; a purely biological unfolding of events involved in an organism changing gradually from a simple to a more complex level	a short performance that is part of a longer program
a process in which something passes by degrees to a different stage (especially a more advanced or mature stage)	a movement in a new direction
a state in which things are improving; the result of developing (as in the early part of a game of chess)	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)

development (verb)	turn (verb)
	twist suddenly so as to sprain
	change to the contrary
	go sour or spoil
	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