4.2.8
Numbers
Bi - Two
Bi - Two
Words beginning with 'bi' generally mean two of something.


Bilingual
Bilingual
- A person who is bilingual speaks two languages fluently.
- Example: Jenny's mother is Spanish and her father is Italian. She is bilingual because her parents taught her both Spanish and Italian.
- Alternative: Jenny's mother is Spanish and her father is Italian. She is fluent in two languages because her parents taught her both Spanish and Italian.


Bicycle
Bicycle
- A bicycle is a cycle with two wheels.
- Example: Johnny prefers riding his bicycle to taking the bus.
- Alternative: Johnny prefers riding his two-wheeled cycle to taking the bus.


Binary
Binary
- Binary means involving two things or having two parts.
- In maths and science, a binary system only has two numbers - one and zero.
- Example: Sapphire had to make a difficult binary decision - should she stay or should she go?
- Alternative: Sapphire had to decide between two options - should she stay or should she go?


Biform
Biform
- Biform means having two forms.
- Example: A Minotaur is a biform creature: half bull, half man.
- Alternative: A Minotaur is a two-form creature: half bull, half man.


Bipolar
Bipolar
- Bipolar disorder affects a person's mood. Sufferers alternate between two states: depression (feeling very down) and mania (feeling very happy).
- Example: It's thought that around 3% of Americans suffer from bipolar disorder.
Tri - Three
Tri - Three
Words beginning with 'tri' generally mean three of something.


Triathlon
Triathlon
- A triathlon is a competition involving three different sporting events - normally swimming, cycling and running.


Tricycle
Tricycle
- A tricycle is a cycle with three wheels.


Tripod
Tripod
- A tripod is a stand with three legs.
1Spelling
1.1Spelling
1.2Prefixes
1.3Suffixes
1.3.1Vowel Suffixes
1.3.2Short Vowel Suffixes
1.3.3Suffixes: '-ous'
1.3.4Rules for Suffixes: '-ous'
1.3.5Rules for Suffixes: '-ous' 2
1.3.6Suffixes: '-ly'
1.3.7Suffixes: '-ation'
1.3.8Suffixes: '-ation' 2
1.3.9Spelling: '-tion' Endings
1.3.10Spelling: '-sion' Endings
1.3.11Spelling: '-ssion' Endings
1.3.12Spelling: '-cian' Endings
1.3.13End of Topic Test - Prefixes & Suffixes
1.4Making Words Plural
1.5Homophones
1.5.1Accept & Except
1.5.2Affect & Effect
1.5.3Ball & Bawl
1.5.4Berry & Bury
1.5.5Brake & Break
1.5.6Fair & Fare
1.5.7Grate & Great
1.5.8Groan & Grown
1.5.9Hear & Here
1.5.10Heal, Heel & He'll
1.5.11Knot & Not
1.5.12Mail & Male
1.5.13Main & Mane
1.5.14Meat & Meet
1.5.15Medal & Meddle
1.5.16Missed & Mist
1.5.17Peace & Piece
1.5.18Plain & Plane
1.5.19Rain & Reign & Rein
1.5.20Scene & Seen
1.5.21Weather & Whether
1.5.22Whose & Who's
1.5.23End of Topic Test - Homophones
1.6Word Meanings
2Punctuation
2.1Punctuation
2.1.1Full Stops
2.1.2Capital Letters
2.1.3Commas
2.1.4Commas 2
2.1.5Using Apostrophes with Regular Plurals
2.1.6Using Apostrophes with Irregular Plurals
2.1.7Question Marks & Exclamation Marks
2.1.8Brackets
2.1.9Dashes
2.1.10Colon
2.1.11Semi-Colon
2.1.12Direct Speech
2.1.13Indirect Speech
2.1.14Hyphens
2.1.15Ellipses
2.1.16End of Topic Test - Punctuation
2.1.17End of Topic Test - Punctuation 2
2.2Writing Structure
3Grammar
3.1Word Classes
3.3Writing Coherently
3.4Verbs
3.5Modal Verbs
3.6Phrasal Verbs
3.7Subjunctive Verbs
3.8Sentences
3.8.1Subject of a Sentence
3.8.2Object of a Sentence
3.8.3Main & Subordinate Clauses
3.8.4Simple Sentences & Compound Sentences
3.8.5Complex Sentences
3.8.6Relative Clauses
3.8.7Relative Clauses Without Relative Pronouns
3.8.8Participle Clauses
3.8.9Run-on Sentences
3.8.10Sentence Functions
3.8.11End of Topic Test - Sentences
3.9Tenses
3.10Adverbials
3.11Language Techniques
4Decoding Words
4.1Common Word Roots
4.2Common Prefixes
4.2.1For & Against
4.2.2End of Topic Test - Common Prefixes 2
4.2.3All & Same
4.2.4Away & Far
4.2.5Colour & Shape
4.2.6End of Topic Test - Common Prefixes
4.2.7Back & Down
4.2.8Numbers
4.2.9Across & Through
4.2.10Life & Earth
4.2.11Empty & Broken
4.2.12Great & Greater
4.2.13Hearing & Speaking
4.2.14Apart & Together
4.2.15Over & Under
4.2.16In
4.2.17Less & Smaller
4.2.18Before & After
5Reading & Writing
5.1Reading Formats
Jump to other topics
1Spelling
1.1Spelling
1.2Prefixes
1.3Suffixes
1.3.1Vowel Suffixes
1.3.2Short Vowel Suffixes
1.3.3Suffixes: '-ous'
1.3.4Rules for Suffixes: '-ous'
1.3.5Rules for Suffixes: '-ous' 2
1.3.6Suffixes: '-ly'
1.3.7Suffixes: '-ation'
1.3.8Suffixes: '-ation' 2
1.3.9Spelling: '-tion' Endings
1.3.10Spelling: '-sion' Endings
1.3.11Spelling: '-ssion' Endings
1.3.12Spelling: '-cian' Endings
1.3.13End of Topic Test - Prefixes & Suffixes
1.4Making Words Plural
1.5Homophones
1.5.1Accept & Except
1.5.2Affect & Effect
1.5.3Ball & Bawl
1.5.4Berry & Bury
1.5.5Brake & Break
1.5.6Fair & Fare
1.5.7Grate & Great
1.5.8Groan & Grown
1.5.9Hear & Here
1.5.10Heal, Heel & He'll
1.5.11Knot & Not
1.5.12Mail & Male
1.5.13Main & Mane
1.5.14Meat & Meet
1.5.15Medal & Meddle
1.5.16Missed & Mist
1.5.17Peace & Piece
1.5.18Plain & Plane
1.5.19Rain & Reign & Rein
1.5.20Scene & Seen
1.5.21Weather & Whether
1.5.22Whose & Who's
1.5.23End of Topic Test - Homophones
1.6Word Meanings
2Punctuation
2.1Punctuation
2.1.1Full Stops
2.1.2Capital Letters
2.1.3Commas
2.1.4Commas 2
2.1.5Using Apostrophes with Regular Plurals
2.1.6Using Apostrophes with Irregular Plurals
2.1.7Question Marks & Exclamation Marks
2.1.8Brackets
2.1.9Dashes
2.1.10Colon
2.1.11Semi-Colon
2.1.12Direct Speech
2.1.13Indirect Speech
2.1.14Hyphens
2.1.15Ellipses
2.1.16End of Topic Test - Punctuation
2.1.17End of Topic Test - Punctuation 2
2.2Writing Structure
3Grammar
3.1Word Classes
3.3Writing Coherently
3.4Verbs
3.5Modal Verbs
3.6Phrasal Verbs
3.7Subjunctive Verbs
3.8Sentences
3.8.1Subject of a Sentence
3.8.2Object of a Sentence
3.8.3Main & Subordinate Clauses
3.8.4Simple Sentences & Compound Sentences
3.8.5Complex Sentences
3.8.6Relative Clauses
3.8.7Relative Clauses Without Relative Pronouns
3.8.8Participle Clauses
3.8.9Run-on Sentences
3.8.10Sentence Functions
3.8.11End of Topic Test - Sentences
3.9Tenses
3.10Adverbials
3.11Language Techniques
4Decoding Words
4.1Common Word Roots
4.2Common Prefixes
4.2.1For & Against
4.2.2End of Topic Test - Common Prefixes 2
4.2.3All & Same
4.2.4Away & Far
4.2.5Colour & Shape
4.2.6End of Topic Test - Common Prefixes
4.2.7Back & Down
4.2.8Numbers
4.2.9Across & Through
4.2.10Life & Earth
4.2.11Empty & Broken
4.2.12Great & Greater
4.2.13Hearing & Speaking
4.2.14Apart & Together
4.2.15Over & Under
4.2.16In
4.2.17Less & Smaller
4.2.18Before & After
5Reading & Writing
5.1Reading Formats
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