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

These early pieces synced with the bitter mindset of the Pictures Generation of the late 1970s and early ’80s, whose artists took up appropriation as a means of testing authorship and ownership. — Alex Greenberger, ARTnews.com, 13 Oct. 2026

That simulation is how GM — and other automakers — are testing future iterations of their advanced driver assistance systems. — Alexa St. John, Los Angeles Times, 12 Oct. 2026

Waymo spent nearly a year testing cars in Brooklyn and Manhattan, but its permits expired in early 2026. — Molly Fischer, New Yorker, 12 Oct. 2026

Wallace can fabricate these new cells in tiny batches of a few dozen, testing whether a new chemistry will continue to perform and remain practical in cells identical to those to be used in end products. — John Voelcker, The Verge, 12 Oct. 2026

The ratio is testing support from its September low, and signs of short-term downside exhaustion suggest retail stocks may see a temporary recovery in relative strength. — CNBC, 12 Oct. 2026

Various harsh and challenging Antarctic environments have served as testing sites for equipment destined for the Moon, Mars and beyond. — Daniella McCahey, The Conversation, 12 Oct. 2026

The contacts will remain in isolation for 21 days and will be released after testing negative for the virus, the ministry’s director, Patrick Amoth, said. — ABC News, 6 Oct. 2026

The industry knows enough to start acting, Jurney said, but significant gaps remain in testing innovative solutions and working together to scale what works. — Jasmin Malik Chua, Footwear News, 6 Oct. 2026