Synonyms of testing

testing 1 of 2

adjective

ˈte-stiŋ 

as in challenging

requiring considerable physical or mental effort

beginning rock climbers should choose a less testing route to the summit

Synonyms & Similar Words

• challenging
• difficult
• rigorous
• tough
• demanding
• hard
• complicated
• formidable
• heavy
• rough
• rugged
• exacting
• arduous
• killer
• effortful
• severe
• exhausting
• strenuous
• grueling
• laborious
• intricate
• sweaty
• complex
• uphill
• tall
• painful
• backbreaking
• murderous
• pick-and-shovel
• problematic
• serious
• toilsome
• herculean
• involved
• stiff
• annoying
• trying
• elusive
• tricky
• hellacious
• bruising
• abstract
• moiling
• stressful
• stubborn
• troublesome
• Augean
• strict
• brutal
• stringent
• onerous
• labored
• abstruse
• oppressive
• tight
• thorny
• grim
• hairy
• opaque
• recondite
• insoluble
• burdensome
• irksome
• ticklish
• taxing
• bothersome
• knotty
• spiny
• distressing
• vexatious
• cruel
• grievous
• inhuman

Antonyms & Near Antonyms

• light
• simple
• easy
• soft
• cheap
• clear
• elementary
• effortless
• mindless
• facile
• achievable
• undemanding
• uncomplicated
• manageable
• doable
• smooth
• gentle
• comforting
• soothing
• relaxed
• painless
• accessible
• friendly
• user-friendly
• idiotproof

testing

2 of 2

verb

present participle of test

1

as in sampling

to put (something) to a test

please test this sample for the presence of lead

Synonyms & Similar Words

• sampling
• examining
• trying (out)
• exploring
• investigating
• researching
• studying
• checking (out)
• experimenting (with)
• retesting
• feeling (out)
• resampling

2

as in trying

to subject (a personal quality or faculty) to often excessive stress

all of these unnecessary questions are testing my patience

Synonyms & Similar Words

• trying
• stretching
• pushing
• straining
• getting (to)
• taxing
• bothering
• annoying
• irritating
• demanding
• exacting
• pressuring
• harassing
• aggravating
• gnawing (at)
• pressing
• pestering
• exasperating
• importuning
• harrying
• grating
• vexing
• agitating
• hassling
• paining
• spiting
• riling
• nettling
• galling
• peeving
• irking

Example Sentences

Recent Examples of testing

Verb

How people are using agents Several themes are emerging from people testing agents in their personal and professional lives. — Marty Swant, Washington Post, 27 Oct. 2026

Teams have reportedly begun testing concentrate samples from the Eureka deposit at the Nikolai Nickel Project. — Georgina Jedikovska, Interesting Engineering, 27 Oct. 2026

The company is testing how people react when a vehicle suddenly needs their attention. — Kurt Knutsson, FOXNews.com, 27 Oct. 2026

Go-To-Market Fit With Buying Behavior Leaders should keep testing whether their go-to-market motion still fits how customers buy. — Expert Panel®, Forbes.com, 26 Oct. 2026

In October 2025, scientists testing sewage in Hamburg, Germany, found wild polio. — Katrine L. Wallace, The Conversation, 26 Oct. 2026

These join other new features Instagram has been testing out, including integrating live video into the Reels tab and showing live videos to audience who don’t follow the users. — Caitlin Huston, HollywoodReporter, 26 Oct. 2026

Ukraine’s battlefield experiences may offer useful lessons for the Pentagon, which has spent decades developing and testing uncrewed aircraft for casualty evacuation missions without actually putting them into operation. — Jeremy Hsu, ArsTechnica, 20 Oct. 2026

But assessing the audience a comic might draw is still only one way of testing whether something will work on screen. — Deputy Entertainment, Los Angeles Times, 20 Oct. 2026