Using prefixes and suffixes

Question 1

________ are groups of letters that are added to the start of words to change their meaning.

Answer 1

Prefixes

Question 2

un- and in- usually mean ‘not’. For example:

Answer 2

unhappy
unlocked
intolerant
incapable

Question 3

dis- and mis- usually have negative meanings. For example:

Answer 3

disagree
disobey
misbehave
mislead

Question 4

re- usually means ‘again’ or ‘back’. For example:

Answer 4

redo
reappear
redecorate

Question 5

sub- usually means ‘under’. For example:

Answer 5

subheading
submarine

Question 6

_______words are the basic words that are used to form other words. Root words haven’t had any prefixes or suffixes added to them yet.

Answer 6

Root

Question 7

When the root word begins with an ‘l’, the prefix in- changes to il-. For example:

Answer 7

il + legal = illegal

Question 7

When the root word begins with an ‘r,’ the prefix in- changes to ir-. For example:

Answer 7

ir + regular = irregular

Question 8

When the root word begins with an ‘m’ or a ‘p’, the prefix in- changes to im-. For example:

Answer 8

im + possible = impossible

Question 9

Where do we use prefixes?

Answer 9

at the start of a word

Question 10

What does the prefix ‘un-‘ mean?

Answer 10

not

Question 11

Which prefix could be added to the word -able?

Answer 11

un

Question 12

Which prefix could be added to the word -place?

Answer 12

mis

Question 13

Which prefix could be added to the word -appear?

Answer 13

dis

Question 14

Which prefix could be added to the word -write?

Answer 14

re to make it rewrite

Question 15

Which prefix could be added to the word -allow?

Answer 15

dis

Question 16

Which prefix could be added to the word -happy?

Answer 16

un

Question 17

A _________ is a letter or group of letters that goes on the end of a word and changes the word’s meaning.

Answer 17

suffix

Question 18

While adding -ed can put a verb into the past tense. For example:

jump → _________

Answer 18

jump → jumped

Question 18

Adding -ing can change a noun into a verb. For example:

garden → __________

Answer 18

garden → gardening

Question 19

Rule 1: For words ending in two consonants, just add the suffix to the root word. For example:

smart + er = __________

Answer 19

smart + er = smarter

Question 20

Rule 2: For words that end in a short vowel sound followed by a consonant, you need to double the last letter then add the suffix. For example:

mop + ed = ___________

Answer 20

mop + ed = mopped

Question 21

Rule 3: For words ending in a consonant followed by an ’e’, you need to drop the ‘e’ before you add the suffix. For example:

stride + ing = __________

Answer 21

stride + ing = striding

Question 22

Rule 4: For words that end in a consonant and a ‘y’, change the ‘y’ to an ‘i’ and then add the suffix. For example:

cry + ed = __________

Answer 22

cry + ed = cried

Question 23

What are the vowels?

Answer 23

Vowels are the letters a, e, i, o and u.

Question 24

What are the consonants?

Answer 24

Consonants are all the other letters apart from the 5 vowels.

Question 25

What are root words?

Answer 25

Root words are the basic words that are used to form other words. They haven’t had prefixes or suffixes added to them yet.

Question 26

Where does a suffix go?

Answer 26

at the end of a word

Question 27

Which suffix changes a word to the past tense?

Answer 27

ed

Question 28

To change a noun into a verb, you add which suffix?

Answer 28

ing

Question 28

What rule do we use when changing ‘drop’ to the past tense?

Answer 28

double the last letter and add ed