Synonyms of fills in

fills in

verb

present tense third-person singular of fill in

1

as in informs

to give information to

my friend quickly filled me in on the portion of the movie that I had missed

Synonyms & Similar Words

• informs
• tells
• advises
• briefs
• instructs
• clues (in)
• catches up
• teaches
• lets someone know
• familiarizes
• keeps (someone) posted
• verses
• educates
• apprises
• hips
• enlightens
• alerts
• discloses (to)
• acquaints
• notifies
• announces (to)
• clears
• advertises
• wises (up)
• lectures
• convinces
• schools
• assures
• reassures
• undeceives
• certifies
• warrants
• tutors
• disabuses
• disenchants
• disillusions

Antonyms & Near Antonyms

• misleads
• misinforms

2

as in substitutes

to serve as a replacement usually for a time only

she's only filling in while the regular secretary is on vacation

Synonyms & Similar Words

• substitutes
• stands in
• takes over
• covers
• steps in
• spells
• subs
• pinch-hits
• doubles (as)
• relieves
• understudies

Example Sentences

Recent Examples of fills in

This is the language the show has used thus far, in that Hal often comes to conclusions and fills in the gaps for us after the fact. — Siddhant Adlakha, Vulture, 28 Sep. 2026

But the clever props design (Bruce Dickinson and Anna Kraus) fills in any shoestring gaps. — Theater Critic, Los Angeles Times, 17 Sep. 2026

Hydrolyzed keratin, meanwhile, fills in the gaps in the cuticle by improving elasticity and damage caused by daily styling, heat, and environmental stressors. — Madison San Miguel, Allure, 5 Sep. 2026

The movie fills in the backstory of this slow-motion trauma in a way that feels wrenchingly lifelike. — Owen Gleiberman, Variety, 5 Sep. 2026

The rest of the weekend fills in around them through much smaller moments. — Svetlana Khachiyan, USA Today, 27 Aug. 2026

Reseeding fills in those gaps before bare patches take hold, which is also crucial because bare soil serves as prime real estate for weeds looking to move in uncontested. — Amanda Tust, Architectural Digest, 7 Aug. 2026

The camera's image processor takes this data and creates a color image using a technique called demosaicing, which fills in missing color by interpolating information from the surrounding pixels. — Jim Fisher, PC Magazine, 31 July 2026

Her brother, Tunji, fills in the British blanks for her, but life in Lagos was a time of playing on swings and watching her brother kick a ball with his friends. — Riann Phillip, Vogue, 15 July 2026