List of Identify base words, prefixes, and suffixes

Prefix	Base Word	Suffix	Full Word	Meaning
re-	play	–	replay	to play again
pre-	view	–	preview	to view before
mis-	lead	–	mislead	to guide wrongly
un-	happy	–	unhappy	not happy
dis-	like	–	dislike	not like
im-	possible	–	impossible	not possible
non-	sense	–	nonsense	not making sense
over-	act	–	overact	act too much
under-	stand	–	understand	to grasp meaning
sub-	marine	–	submarine	a vessel under water
super-	star	–	superstar	a very famous star
inter-	national	–	international	between nations
auto-	graph	–	autograph	a signature
bio-	graphy	–	biography	story of a life
tele-	phone	–	telephone	a device for distant talking
trans-	port	–	transport	to carry across
tri-	cycle	–	tricycle	a 3-wheeled vehicle
quad-	pedal	–	quadpedal	walking on four feet
multi-	color	–	multicolor	many colors
anti-	virus	–	antivirus	fights against viruses
dis-	appear	–	disappear	to vanish
re-	write	–	rewrite	write again
un-	lock	–	unlock	to open
in-	complete	–	incomplete	not complete
il-	legal	–	illegal	not legal
ir-	regular	–	irregular	not regular
mis-	behave	–	misbehave	act badly
pre-	school	–	preschool	school before kindergarten
non-	profit	–	nonprofit	not for profit
en-	circle	–	encircle	to surround
em-	power	–	empower	give power
fore-	tell	–	foretell	predict
post-	pone	–	postpone	delay
sub-	way	–	subway	underground railway
out-	run	–	outrun	run faster
over-	load	–	overload	too much load
under-	estimate	–	underestimate	guess too low
super-	hero	–	superhero	a powerful hero
semi-	circle	–	semicircle	half a circle
micro-	scope	–	microscope	instrument to see small things
macro-	economy	–	macroeconomy	large scale economy
a-	typical	–	atypical	not typical
dis-	connect	–	disconnect	break connection
re-	build	–	rebuild	build again
un-	tie	–	untie	undo a tie
mis-	spell	–	misspell	spell wrongly
pre-	pay	–	prepay	pay before
dis-	agree	–	disagree	not agree
un-	known	–	unknown	not known
re-	arrange	–	rearrange	arrange again
mis-	place	–	misplace	put wrongly
im-	mature	–	immature	not mature
il-	literate	–	illiterate	not literate
ir-	responsible	–	irresponsible	not responsible
sub-	title	–	subtitle	small title under main one
super-	market	–	supermarket	big grocery store
inter-	connect	–	interconnect	connect between each other
auto-	mobile	–	automobile	car
bio-	logy	–	biology	study of life
tele-	vision	–	television	distant viewing
trans-	form	–	transform	change form
tri-	angle	–	triangle	shape with 3 sides
quad-	rangle	–	quadrangle	shape with 4 sides
multi-	task	–	multitask	do many tasks
anti-	social	–	antisocial	against social behavior
dis-	trust	–	distrust	not trust
re-	cycle	–	recycle	reuse materials
un-	wrap	–	unwrap	open a wrap
in-	visible	–	invisible	not visible
il-	logical	–	illogical	not logical
ir-	replaceable	–	irreplaceable	cannot be replaced
mis-	understand	–	misunderstand	understand wrongly
pre-	heat	–	preheat	heat before cooking
non-	fiction	–	nonfiction	real story
en-	danger	–	endanger	put in danger
em-	brace	–	embrace	hug closely
fore-	cast	–	forecast	predict weather
post-	script	–	postscript	note added at the end
sub-	zero	–	subzero	below zero
out-	perform	–	outperform	do better than
over-	cook	–	overcook	cook too much
under-	pay	–	underpay	pay less
super-	sonic	–	supersonic	faster than sound
semi-	annual	–	semiannual	twice a year
micro-	wave	–	microwave	small wave for cooking
macro-	scope	–	macroscope	view of big things
a-	political	–	apolitical	not political
dis-	approve	–	disapprove	not approve
re-	connect	–	reconnect	connect again
un-	plug	–	unplug	remove plug
mis-	judge	–	misjudge	judge wrongly
pre-	arrange	–	prearrange	arrange before
dis-	respect	–	disrespect	lack of respect
un-	seen	–	unseen	not seen
re-	paint	–	repaint	paint again
mis-	calculate	–	miscalculate	calculate wrongly

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