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check up on

VERB

ascertain

Synonyms

STRONGEST

confirm determine divine double-check find out verify

STRONG

check dig discover establish eye eyeball fix identify learn peg read see settle size tell

WEAK

catch on check out get down cold get down pat get hold of get it down get the hang of learn the ropes make certain make sure pick up pick up on size up

Antonyms

STRONGEST

disprove invalidate

STRONG

aid assist confuse destroy help ignore look away miss misunderstand neglect overlook unsettle

VERB

verify

Synonyms

STRONGEST

authenticate certify check corroborate demonstrate double-check establish find out justify prove substantiate

STRONG

attest debunk document eye eyeball peg settle size support test try

WEAK

add up bear out check out check up hold up make certain make sure pan out size up stand up

Antonyms

STRONGEST

conceal confuse contradict deny discredit disprove hide invalidate reject

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He received his high school diploma but pushed his children to pursue higher degrees, and he would call his mother nightly to check up on her.

From Los Angeles Times • May 22, 2026

It added that Maradona’s health team too easily gave in to his demands, resulting in nurses failing to regularly check up on him.

From The Wall Street Journal • Apr. 16, 2026

Minutes after AFP met with him, a flurry of officials arrived to "check up" on his welfare.

From Barron's • Oct. 14, 2025

Unable to visit, relatives kept on calling to check up on her and the baby.

From BBC • Dec. 13, 2024

He was anxious to check up on the button of dead monkey cells that he had harvested from the little flask just before he had gone hunting.

From "The Hot Zone" by Richard Preston

check up on

Example Sentences

Related Words