Find Synonyms

infill Synonyms

Another word for infill

Choosing another word for infill depends on context, so the 11 synonyms and similar words below are separated across 5 exact definitions and ranked by match strength.
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• noun (Context 1)

Material used to fill an empty space, cavity, trench, or structural framework in construction or engineering.

Usage Example

"The contractor used crushed gravel as infilling beneath the concrete foundation."

Strongest
infilling
filler
Strong
backfill
padding
Weak
stuffing

• verb (Context 2)

To fill in an empty space, cavity, excavation, or structural frame with material.

Usage Example

"Workers will fill in the trench with compacted soil once the utility pipes are laid."

Strongest
fill in
Strong
backfill
plug
pack

• noun (Context 3)

The construction of new buildings on vacant or underused parcels of land within an already developed urban area.

Usage Example

"The city council promoted urban infilling to increase housing density without expanding into surrounding farmland."

Strongest
infilling

• verb (Context 4)

To develop vacant lots or gaps between existing buildings in a built-up urban area.

Usage Example

"The developer plans to build up the abandoned parking lot with a four-story apartment building."

Strong
build up
develop

• noun (Context 5)

A cosmetic treatment in which acrylic or gel material is applied to the base of artificial nails to fill the gap created as the natural nails grow.

Usage Example

"She booked an appointment at the salon for a manicure and an acrylic fill-in."

Strongest
fill-in

Opposites of infill

The opposite of infill shifts depending on context. Common opposites include:

excavate
empty
hollow
sprawl
demolish
See all opposites of infill

Cite this Entry


Wordmom. (2026). Synonyms for Infill. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/infill
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