borderline

[bawr-der-lahyn] / ˈbɔr dərˌlaɪn /

ADJECTIVE

inexact

Synonyms

STRONGEST

marginal

STRONG

open

WEAK

ambiguous ambivalent doubtful dubitable equivocal indecisive indefinite indeterminate problematic uncertain unclassifiable unclear undecided unsettled

Antonyms

WEAK

certain definite exact sure

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.

“The calcium score has value in borderline or intermediate-risk zones,” says Blaha.

From The Wall Street Journal • Mar. 30, 2026

For people with borderline or moderate risk, clinicians may use extra tests to guide decisions.

From Science Daily • Mar. 29, 2026

“It’s borderline hoarder, I’m not going to lie,” Sugarman added, as Spelling was forced to agree.

From MarketWatch • Feb. 20, 2026

The desire is already there — loud, obvious, borderline operatic.

From Salon • Feb. 15, 2026

John and I grew up there, right on the borderline.

From "Adrift" by Paul Griffin