Synonyms of interpolate

interpolate

verb

in-ˈtər-pə-ˌlāt 

as in to insert

to put among or between others

interpolated a new paragraph into the online encyclopedia article

Synonyms & Similar Words

• insert
• introduce
• inject
• interject
• add
• fit (in or into)
• intersperse
• interpose
• insinuate
• work in
• intercalate
• sandwich (in or between)
• weave
• edge in
• install
• cut in
• inset
• append
• shove
• thrust
• wedge
• attach
• interline
• inlay
• lard
• interfile
• cram

Antonyms & Near Antonyms

• eliminate
• extract
• exclude
• withdraw
• subtract
• deduct
• expel
• eject
• reject
• detach

Synonym Chooser

How does the verb interpolate contrast with its synonyms?

Some common synonyms of interpolate are insert, insinuate, intercalate, interject, interpose, and introduce. While all these words mean "to put between or among others," interpolate applies to the inserting of something extraneous or spurious.

interpolated her own comments into the report

Where would insert be a reasonable alternative to interpolate?

The synonyms insert and interpolate are sometimes interchangeable, but insert implies putting into a fixed or open space between or among.

inserted a clause in the contract

When might insinuate be a better fit than interpolate?

Although the words insinuate and interpolate have much in common, insinuate implies introducing gradually or by gentle pressure.

insinuated himself into the group

When could intercalate be used to replace interpolate?

The words intercalate and interpolate can be used in similar contexts, but intercalate suggests an intrusive inserting of something in an existing series or sequence.

new chapters intercalated with the old

When can interject be used instead of interpolate?

The meanings of interject and interpolate largely overlap; however, interject implies an abrupt or forced introduction.

interjected a question

In what contexts can interpose take the place of interpolate?

While in some cases nearly identical to interpolate, interpose suggests inserting an obstruction or cause of delay.

interpose barriers to communication

When is it sensible to use introduce instead of interpolate?

The words introduce and interpolate are synonyms, but do differ in nuance. Specifically, introduce is a general term for bringing or placing a thing or person into a group or body already in existence.

introduced a new topic into the conversation

Example Sentences

Recent Examples of interpolate

There are interpolated bits of backstory to explain character — Simon and Jack would be left at school over Christmas by their parents (abusive and cold, respectively). — Robert Lloyd, Boston Herald, 7 May 2026

The track interpolates Ennio Morricone’s theme song from The Good, the Bad and the Ugly. — Jazz Monroe, Pitchfork, 20 Feb. 2026

Since the filter cuts out light, cameras must interpolate data coming from the sensor to fill in missing information. — PC Magazine, 20 Nov. 2025

Jeremiah Fraites’ score beautifully melds with and interpolates these iconic songs. — Katie Walsh, Twin Cities, 22 Oct. 2025

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