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A B C D E G H I J K L M N O P Q R S T U V W X Y Z
F
invincible
invincible
adjective unable to be defeated
» When the defending
champion is playing well,
he is invincible.
impregnable, indomitable,
unbeatable, indestructible,
insurmountable,
unassailable
invisible
adjective unable to be seen
» Hugo’s face was invisible
beneath his hat.
concealed, disguised,
hidden, inconspicuous,
unseen, imperceptible,
indiscernible
antonym: visible
involve
verb to have as a necessary
part » Preparing for an
exam involves a great deal
of discipline.
incorporate, require, take or
take in, entail, necessitate
irrational
adjective not based on logical
reasons » Her fear of ghosts
is irrational – they don’t exist.
absurd, crazy, illogical,
nonsensical, unsound,
silly, unreasonable
irregular^1
adjective not smooth or even
▲ SEE ABOVE
irregular^2
adjective not forming a regular
pattern » Stephen worked
irregular hours.
erratic, haphazard,
occasional, patchy,
random, variable,
fitful, sporadic
antonym: regular
irresponsible
adjective not concerned with
the consequences of your
actions » His irresponsible
attitude often got him into
trouble with his parents.
careless, reckless,
thoughtless, wild
antonym: responsible
irritable
adjective easily annoyed
» My mother had slept badly
and was tense and irritable.
bad-tempered,
cantankerous, petulant,
ratty (Britain and New
Zealand; informal), touchy,
irascible, tetchy
irritate
verb to annoy someone
» Nathan’s tuneless whistling
always irritates me.
anger, annoy, bother,
exasperate, irk, needle
(informal), ruffle, wind up
(informal), gall, provoke
issue^1
noun a subject that people are
talking about » There were
several issues to be discussed
at the teacher-parent meeting.
concern, matter, problem,
question, subject, topic
issue^2
noun a particular edition
of a newspaper or magazine
» Jade bought the latest issue
of her favourite magazine.
copy, edition, instalment
issue^3
verb to make a formal
statement » They have issued
a statement explaining what
really happened.
deliver, give, make,
pronounce, read out,
release
antonym: withdraw
issue^4
verb to give something officially
» Teachers will be issued
with passes to get into the
staff room.
equip, furnish (formal),
give out, provide, supply
item^1
noun one of a collection or
list of things » When Chloe
opened her suitcase, several
items were missing.
article, matter, point, thing
item^2
noun a newspaper or magazine
article » There was an item
in the paper about his daring
rescue of the cat.
article, feature, notice,
piece, report
Jade bought the latest issue
of her favourite magazine.
irregular
(^1) adjective not smooth or even » The gingerbread
men came out of the oven in irregular shapes.
asymmetrical
The arms are
asymmetrical.
jagged
The broken arm
has a jagged edge.
bumpy
The head is
all bumpy.
lumpy
This looks
all lumpy.
ragged
The ragged edges
were stuck to the tin.
antonym:
regular
But this one looks
just like a regular
gingerbread man!
uneven
This one is uneven
in colour; it’s
burned in places.
lopsided
This one is lopsided with
one short arm and leg.
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