cheerful

adjective

cheer·​ful ˈchir-fəl 

1

a

: full of good spirits : merry

a cheerful host

b

: ungrudging

cheerful obedience

2

: conducive to cheer : likely to dispel gloom or worry

sunny cheerful room

cheerfully

ˈchir-f(ə-)lē 

adverb

cheerfulness

ˈchir-fəl-nəs 

noun

Synonyms of cheerful

• bright
• optimistic
• cheery
• sunny
• upbeat
• smiling
• buoyant

Examples of cheerful in a Sentence

She has a cheerful outlook on life.

He seems a little more cheerful today.

Recent Examples on the Web

The cheerful, yellow flowers light up lawns and provide nectar to pollinators in early spring. —Brandee Gruener, Southern Living, 11 Apr. 2026

The Confetti Dot, in cheerful red or navy, is a festive favorite and a go-to gift. —Tory Johnson, ABC News, 9 Apr. 2026

After a cold, dark winter, nothing feels more uplifting than decorating for spring with cheerful accents that signal sunnier days ahead. —Mariana Best, Better Homes & Gardens, 9 Apr. 2026

The 34-year-old Haim, a successful musician who with just four roles in five quick years has also established herself as one of our most fascinating actresses, plays this turn from cheerful bud to sanctimonious hater perfectly. —Bilge Ebiri, Vulture, 7 Apr. 2026

Word History

Etymology

see cheer entry 1

First Known Use

15th century, in the meaning defined at sense 1a

Rhymes for cheerful

• fearful
• tearful

Kids Definition

cheerful

adjective

cheer·​ful ˈchi(ə)r-fəl 

1

a

: full of good spirits

a cheerful outlook

b

: willing sense 3

cheerful obedience

2

: pleasantly bright

a sunny cheerful room

cheerfully

-f(ə-)lē 

adverb

cheerfulness

-fəl-nəs 

noun