English

chiefly

gb/t͡ʃˈifli/ us/t͡ʃˈifli/
B2 English
~ 2100
Senses
0 senses
adverb B2 relation
1

mainly; for the most part

Used to say that something happens or is true more than anything else.

Usage pattern: chiefly [verb/phrase]
Common mistake:
Learners sometimes confuse 'chiefly' with 'chief', using the latter as an adverb, which is incorrect.
Synonyms
mainly (Very close in meaning, often interchangeable in everyday contexts.) | primarily (Slightly more formal; often used in academic or professional contexts.)
Antonyms
partly (Indicates only a small or incomplete degree rather than the main part.) | rarely (Opposite in frequency; suggests something happens infrequently rather than most of the time.)
Collocations
chiefly responsible |chiefly concerned |chiefly used |chiefly composed of
Themes
communication |descriptions |core_vocabulary
Examples
  • The committee is chiefly concerned with public safety.
  • Tourism is chiefly important to the region's economy.
  • The book is aimed chiefly at young readers.
  • Her work consists chiefly of landscape paintings.
Learner examples
  • This website is chiefly for students.
  • He is chiefly interested in art.
  • The city’s income comes chiefly from tourism.
  • The show is chiefly about cooking.
Grammar
Dictionary form
chiefly
IPA
GB/t͡ʃˈifli/
US/t͡ʃˈifli/
Syllables & stress
chiefly (1 syllable)
Stress on 1st syllable (chiefly)
Word forms
Noun
  • Base: chiefly
  • Plural: chieflies
Word family
Forms
chieflies noun
Core family
chief adjective A2
Advanced or less common
chieftain noun
Expressions

chiefly because

1
/t͡ʃˈifli bɪkˈʌz/
fixed phrase

mainly for a particular reason

Used to show that something happens mostly for one reason.

Examples
  • I moved here chiefly because of the job opportunities.
  • She chose the course chiefly because it was recommended by her mentor.

chiefly responsible for

1
/t͡ʃˈifli ɹispˈɑnsɪbəl fɚ/
fixed phrase

mainly in charge of something

Used to say someone has most of the responsibility for something.

Examples
  • He is chiefly responsible for managing the budget.
  • The manager is chiefly responsible for hiring new staff.

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